Move and update heated chamber settings (#13671)

Co-Authored-By: the-real-orca <stephan.veigl@gmail.com>

Marlin/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 0
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

Marlin/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

Marlin/src/inc/Conditionals_post.h

@@ -918,7 +918,7 @@
 #define HAS_TEMP_HOTEND (HAS_TEMP_ADC_0 || ENABLED(HEATER_0_USES_MAX6675))
 #define HAS_TEMP_BED HAS_TEMP_ADC_BED
 #define HAS_TEMP_CHAMBER HAS_TEMP_ADC_CHAMBER
-#define HAS_HEATED_CHAMBER (HAS_TEMP_CHAMBER && PIN_EXISTS(CHAMBER_HEATER))
+#define HAS_HEATED_CHAMBER (HAS_TEMP_CHAMBER && PIN_EXISTS(HEATER_CHAMBER))
 
 // Heaters
 #define HAS_HEATER_0 (PIN_EXISTS(HEATER_0))

Marlin/src/inc/SanityCheck.h

@@ -343,6 +343,8 @@
   #error "MAX6675_SS2 is now MAX6675_SS2_PIN. Please update your configuration and/or pins."
 #elif defined(SPINDLE_LASER_ENABLE_PIN)
   #error "SPINDLE_LASER_ENABLE_PIN is now SPINDLE_LASER_ENA_PIN. Please update your configuration and/or pins."
+#elif defined(CHAMBER_HEATER_PIN)
+  #error "CHAMBER_HEATER_PIN is now HEATER_CHAMBER_PIN. Please update your configuration and/or pins."
 #elif defined(TMC_Z_CALIBRATION)
   #error "TMC_Z_CALIBRATION has been deprecated in favor of Z_STEPPER_AUTO_ALIGN. Please update your configuration."
 #elif defined(Z_MIN_PROBE_ENDSTOP)

Marlin/src/module/temperature.cpp

@@ -595,10 +595,23 @@ temp_range_t Temperature::temp_range[HOTENDS] = ARRAY_BY_HOTENDS(sensor_heater_0
 
 Temperature::Temperature() { }
 
-int Temperature::getHeaterPower(const int heater) {
+int16_t Temperature::getHeaterPower(const int8_t heater) {
   return (
+    #if HAS_HEATED_CHAMBER
       #if HAS_HEATED_BED
-      heater < 0 ? temp_bed.soft_pwm_amount :
+        heater == -2
+      #else
+        heater < 0
+      #endif
+      ? temp_chamber.soft_pwm_amount :
+    #endif
+    #if HAS_HEATED_BED
+      #if HAS_HEATED_CHAMBER
+        heater == -1
+      #else
+        heater < 0
+      #endif
+      ? temp_bed.soft_pwm_amount :
     #endif
     temp_hotend[heater].soft_pwm_amount
   );
@@ -1073,11 +1086,11 @@ void Temperature::manage_heater() {
 
       if (WITHIN(temp_chamber.current, CHAMBER_MINTEMP, CHAMBER_MAXTEMP)) {
         #if ENABLED(CHAMBER_LIMIT_SWITCHING)
-          if (temp_chamber.current >= temp_chamber.target + CHAMBER_HYSTERESIS)
+          if (temp_chamber.current >= temp_chamber.target + TEMP_CHAMBER_HYSTERESIS)
             temp_chamber.soft_pwm_amount = 0;
-          else if (temp_chamber.current <= temp_chamber.target - (CHAMBER_HYSTERESIS))
+          else if (temp_chamber.current <= temp_chamber.target - (TEMP_CHAMBER_HYSTERESIS))
             temp_chamber.soft_pwm_amount = MAX_CHAMBER_POWER >> 1;
-        #else // !PIDTEMPCHAMBER && !CHAMBER_LIMIT_SWITCHING
+        #else
           temp_chamber.soft_pwm_amount = temp_chamber.current < temp_chamber.target ? MAX_CHAMBER_POWER >> 1 : 0;
         #endif
       }
@@ -2017,11 +2030,7 @@ void Temperature::readings_ready() {
     #else
       #define CHAMBERCMP(A,B) ((A)>=(B))
     #endif
-    const bool chamber_on = (temp_chamber.target > 0)
+    const bool chamber_on = (temp_chamber.target > 0);
-      #if ENABLED(PIDTEMPCHAMBER)
-        || (temp_chamber.soft_pwm_amount > 0)
-      #endif
-    ;
     if (CHAMBERCMP(temp_chamber.raw, maxtemp_raw_CHAMBER)) max_temp_error(-2);
     if (chamber_on && CHAMBERCMP(mintemp_raw_CHAMBER, temp_chamber.raw)) min_temp_error(-2);
   #endif
@@ -2602,11 +2611,12 @@ void Temperature::isr() {
         , e
       );
     #endif
-    SERIAL_ECHOPGM(" @:");
+    SERIAL_ECHOPAIR(" @:", getHeaterPower(target_extruder));
-    SERIAL_ECHO(getHeaterPower(target_extruder));
     #if HAS_HEATED_BED
-      SERIAL_ECHOPGM(" B@:");
+      SERIAL_ECHOPAIR(" B@:", getHeaterPower(-1));
-      SERIAL_ECHO(getHeaterPower(-1));
+    #endif
+    #if HAS_HEATED_CHAMBER
+      SERIAL_ECHOPAIR(" C@:", getHeaterPower(-2));
     #endif
     #if HOTENDS > 1
       HOTEND_LOOP() {

Marlin/src/module/temperature.h

@@ -206,17 +206,11 @@ struct PIDHeaterInfo : public HeaterInfo {
     typedef heater_info_t bed_info_t;
   #endif
 #endif
-#if HAS_TEMP_CHAMBER
 #if HAS_HEATED_CHAMBER
-    #if ENABLED(PIDTEMPCHAMBER)
-      typedef struct PIDHeaterInfo<PID_t> chamber_info_t;
-    #else
   typedef heater_info_t chamber_info_t;
-    #endif
+#elif HAS_TEMP_CHAMBER
-  #else
   typedef temp_info_t chamber_info_t;
 #endif
-#endif
 
 // Heater idle handling
 typedef struct {
@@ -339,9 +333,7 @@ class Temperature {
       #if WATCH_CHAMBER
         static heater_watch_t watch_chamber;
       #endif
-      #if DISABLED(PIDTEMPCHAMBER)
       static millis_t next_chamber_check_ms;
-      #endif
       #ifdef CHAMBER_MINTEMP
         static int16_t mintemp_raw_CHAMBER;
       #endif
@@ -653,7 +645,7 @@ class Temperature {
     /**
      * The software PWM power for a heater
      */
-    static int getHeaterPower(const int heater);
+    static int16_t getHeaterPower(const int8_t heater);
 
     /**
      * Switch off all heaters, set all target temperatures to 0

buildroot/share/tests/megaatmega2560-tests

@@ -42,7 +42,7 @@ opt_enable PIDTEMPBED FIX_MOUNTED_PROBE Z_SAFE_HOMING EEPROM_SETTINGS \
            MAX7219_DEBUG LED_CONTROL_MENU CASE_LIGHT_ENABLE CASE_LIGHT_USE_NEOPIXEL CODEPENDENT_XY_HOMING BACKLASH_COMPENSATION BACKLASH_GCODE
 opt_enable SLOW_PWM_HEATERS THERMAL_PROTECTION_CHAMBER
 opt_set TEMP_SENSOR_CHAMBER 3
-opt_set CHAMBER_HEATER_PIN 45
+opt_set HEATER_CHAMBER_PIN 45
 exec_test $1 $2 "RAMPS with 2 extruders, RRDFGSC, Linear ABL, LEDs, and many options"
 
 #

config/default/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 0
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/default/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/3DFabXYZ/Migbot/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -481,7 +476,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/3DFabXYZ/Migbot/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/AlephObjects/TAZ4/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 7
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 250
 #define HEATER_5_MAXTEMP 250
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -485,7 +480,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/AlephObjects/TAZ4/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/AliExpress/CL-260/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/AliExpress/UM2pExt/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 20
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      130
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -487,7 +482,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/AliExpress/UM2pExt/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Anet/A2/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 5
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Anet/A2/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Anet/A2plus/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 5
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Anet/A2plus/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Anet/A6/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 11
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      130
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -487,7 +482,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Anet/A6/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Anet/A8/Configuration.h

@@ -392,7 +392,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 5
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -411,8 +410,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -422,7 +419,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -434,7 +430,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      130
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -483,7 +478,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Anet/A8/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/AnyCubic/i3/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -481,7 +476,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/AnyCubic/i3/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/ArmEd/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 13
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/ArmEd/Configuration_adv.h

@@ -54,6 +54,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -131,8 +144,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Azteeg/X5GT/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/BIBO/TouchX/cyclops/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 5
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      115
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/BIBO/TouchX/cyclops/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/BIBO/TouchX/default/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 60
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      115
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/BIBO/TouchX/default/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/BQ/Hephestos/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 0
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 260
 #define HEATER_5_MAXTEMP 260
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -464,7 +459,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/BQ/Hephestos/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/BQ/Hephestos_2/Configuration.h

@@ -399,7 +399,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 0
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -418,8 +417,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -429,7 +426,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -441,7 +437,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      100
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -477,7 +472,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/BQ/Hephestos_2/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/BQ/WITBOX/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 0
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 260
 #define HEATER_5_MAXTEMP 260
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -464,7 +459,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/BQ/WITBOX/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Cartesio/Configuration.h

@@ -392,7 +392,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -411,8 +410,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -422,7 +419,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -434,7 +430,6 @@
 #define HEATER_4_MAXTEMP 415
 #define HEATER_5_MAXTEMP 415
 #define BED_MAXTEMP      165
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -477,7 +472,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Cartesio/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Creality/CR-10/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 5
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      120
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -481,7 +476,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Creality/CR-10/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Creality/CR-10S/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 5
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      120
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Creality/CR-10S/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Creality/CR-10_5S/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 5
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      120
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Creality/CR-10_5S/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Creality/CR-10mini/Configuration.h

@@ -400,7 +400,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 5
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -419,8 +418,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -430,7 +427,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -442,7 +438,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      120
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -490,7 +485,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Creality/CR-10mini/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Creality/CR-8/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -481,7 +476,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Creality/CR-8/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Creality/Ender-2/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP       75
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -480,7 +475,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Creality/Ender-2/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Creality/Ender-3/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      125
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -480,7 +475,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Creality/Ender-3/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Creality/Ender-4/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -481,7 +476,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Creality/Ender-4/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Einstart-S/Configuration.h

@@ -393,7 +393,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 0
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -412,8 +411,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -423,7 +420,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -435,7 +431,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -484,7 +479,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Einstart-S/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Felix/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -464,7 +459,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Felix/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Felix/DUAL/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -464,7 +459,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/FlashForge/CreatorPro/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -466,7 +461,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/FlashForge/CreatorPro/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/FolgerTech/i3-2020/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 245
 #define HEATER_5_MAXTEMP 245
 #define BED_MAXTEMP      115
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -481,7 +476,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/FolgerTech/i3-2020/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Formbot/Raptor/Configuration.h

@@ -436,7 +436,6 @@
   #define TEMP_SENSOR_BED 1
 #endif
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -455,8 +454,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -465,7 +462,6 @@
 #define HEATER_3_MINTEMP   5
 #define HEATER_4_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -480,7 +476,6 @@
 #else
   #define BED_MAXTEMP    100
 #endif
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -528,7 +523,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Formbot/Raptor/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Formbot/T_Rex_2+/Configuration.h

@@ -406,7 +406,6 @@
 #endif
 
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -425,8 +424,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -436,7 +433,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -448,7 +444,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -498,7 +493,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Formbot/T_Rex_2+/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   #define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Formbot/T_Rex_3/Configuration.h

@@ -400,7 +400,6 @@
 #endif
 
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -419,8 +418,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -430,7 +427,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -442,7 +438,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -485,7 +480,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Formbot/T_Rex_3/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   #define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Geeetech/A10M/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -466,7 +461,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Geeetech/A10M/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Geeetech/A20M/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -466,7 +461,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Geeetech/A20M/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Geeetech/GT2560/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -486,7 +481,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Geeetech/MeCreator2/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -480,7 +475,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Geeetech/MeCreator2/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Geeetech/Prusa i3 Pro B/bltouch/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      125
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -486,7 +481,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Geeetech/Prusa i3 Pro B/noprobe/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      125
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -486,7 +481,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Geeetech/Prusa i3 Pro C/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Geeetech/Prusa i3 Pro C/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Geeetech/Prusa i3 Pro W/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Geeetech/Prusa i3 Pro W/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Infitary/i3-M508/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      125
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -480,7 +475,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Infitary/i3-M508/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/JGAurora/A5/Configuration.h

@@ -396,7 +396,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1 // measured to be satisfactorily accurate on center of bed within +/- 1 degC.
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -415,8 +414,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -426,7 +423,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -438,7 +434,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      120
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -486,7 +481,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/JGAurora/A5/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/MakerParts/Configuration.h

@@ -411,7 +411,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -430,8 +429,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -441,7 +438,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -453,7 +449,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -496,7 +491,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/MakerParts/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Malyan/M150/Configuration.h

@@ -399,7 +399,6 @@
 // The reasons are inconclusive so I leave at 1
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -418,8 +417,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -429,7 +426,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -441,7 +437,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -484,7 +479,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Malyan/M150/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Malyan/M200/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 11
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      100
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -475,7 +470,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Malyan/M200/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Micromake/C1/basic/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 0
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Micromake/C1/enhanced/Configuration.h

@@ -391,7 +391,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 0
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -410,8 +409,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -421,7 +418,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -433,7 +429,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -476,7 +471,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**

config/examples/Micromake/C1/enhanced/Configuration_adv.h

@@ -50,6 +50,19 @@
   #define HEATER_BED_INVERTING true
 #endif
 
+/**
+ * Heated Chamber settings
+ */
+#if TEMP_SENSOR_CHAMBER
+  #define CHAMBER_MINTEMP             5
+  #define CHAMBER_MAXTEMP            60
+  #define TEMP_CHAMBER_HYSTERESIS     1   // (°C) Temperature proximity considered "close enough" to the target
+  #define THERMAL_PROTECTION_CHAMBER      // Enable thermal protection for the heated chamber
+  //#define CHAMBER_LIMIT_SWITCHING
+  //#define HEATER_CHAMBER_PIN       44   // Chamber heater on/off pin
+  //#define HEATER_CHAMBER_INVERTING false
+#endif
+
 #if DISABLED(PIDTEMPBED)
   #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
   #if ENABLED(BED_LIMIT_SWITCHING)
@@ -127,8 +140,8 @@
 #endif
 
 #if ENABLED(PIDTEMP)
-  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
+  // Add an experimental additional term to the heater power, proportional to the extrusion speed.
-  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
+  // A well-chosen Kc value should add just enough power to melt the increased material volume.
   //#define PID_EXTRUSION_SCALING
   #if ENABLED(PID_EXTRUSION_SCALING)
     #define DEFAULT_Kc (100) //heating power=Kc*(e_speed)

config/examples/Mks/Robin/Configuration.h

@@ -392,7 +392,6 @@
 #define TEMP_SENSOR_5 0
 #define TEMP_SENSOR_BED 1
 #define TEMP_SENSOR_CHAMBER 0
-#define CHAMBER_HEATER_PIN -1  // On/off pin for enclosure heating system
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
 #define DUMMY_THERMISTOR_998_VALUE 25
@@ -411,8 +410,6 @@
 #define TEMP_BED_WINDOW          1  // (°C) Temperature proximity for the "temperature reached" timer
 #define TEMP_BED_HYSTERESIS      3  // (°C) Temperature proximity considered "close enough" to the target
 
-#define TEMP_CHAMBER_HYSTERESIS  3  // (°C) Temperature proximity considered "close enough" to the target
-
 // Below this temperature the heater will be switched off
 // because it probably indicates a broken thermistor wire.
 #define HEATER_0_MINTEMP   5
@@ -422,7 +419,6 @@
 #define HEATER_4_MINTEMP   5
 #define HEATER_5_MINTEMP   5
 #define BED_MINTEMP        5
-#define CHAMBER_MINTEMP    5
 
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
@@ -434,7 +430,6 @@
 #define HEATER_4_MAXTEMP 275
 #define HEATER_5_MAXTEMP 275
 #define BED_MAXTEMP      150
-#define CHAMBER_MAXTEMP  100
 
 //===========================================================================
 //============================= PID Settings ================================
@@ -477,7 +472,7 @@
 #endif // PIDTEMP
 
 //===========================================================================
-//============================= PID > Bed Temperature Control ===============
+//====================== PID > Bed Temperature Control ======================
 //===========================================================================
 
 /**