This page lists all configuration options for the Extruder module.
For more detailed information and examples, see the Extruder guide.
| Parameter | Default | Description | 
|---|---|---|
| extruder.module_name.enable | true | Whether to activate the extruder module at all. All configuration is ignored if false. Each time an extruder.module_name.enableline is encountered, an extruder module with the name «module_name» will be created. | 
| extruder.module_name.steps_per_mm | 140 | Steps/millimetre for the extruder stepper motor. This is the number of steps to move one millimetre of filament. Learn more | 
| extruder.module_name.filament_diameter | 1.74 | Filament diameter, in millimetres, used for volumetric extrusion control. Learn more | 
| extruder.module_name.default_feed_rate | 600 | Default rate in millimetres/minute for moves where only the extruder moves. This is only used if you have never provided a feedrate via the Fparameter. Once you specify aFparameter, it will be used as the Extruder feed rate until you reset the board. | 
| extruder.module_name.acceleration | 500 | Acceleration for the extruder stepper motor, in millimetres/second/second | 
| extruder.module_name.max_speed | 50 | Maximum allowable speed for the extruder stepper motor, in millimetres/second | 
| extruder.module_name.step_pin | 2.3 | Pin for extruder stepper motor driver’s step signal | 
| extruder.module_name.dir_pin | 0.22 | Pin for extruder stepper motor driver’s direction signal | 
| extruder.module_name.en_pin | 0.21 | Pin for extruder stepper motor driver’s enable signal | 
| extruder.module_name.x_offset | 0 | Extruder offset from origin in millimetres for the X axis. ONLY used when you have multiple extruders to specify the offset from each extruder to the first one. | 
| extruder.module_name.y_offset | 0 | Extruder offset from origin in millimetres for the Y axis. ONLY used for multiple extruders | 
| extruder.module_name.z_offset | 0 | Extruder offset from origin in millimetres for the Z axis. ONLY used for multiple extruders | 
| extruder.module_name.retract_length | 3 | Retract length in millimetres. Retract is a retractation of the filament called using the G10G-code. It is recovered (reverted) using theG11G-code. Learn more about retractation | 
| extruder.module_name.retract_feedrate | 45 | Retract feed-rate (filament speed) in millimetres/second | 
| extruder.module_name.retract_recover_length | 0 | Additional length when recovering (if you retract by 1mm, you will be recovering by 1mm plus this value) | 
| extruder.module_name.retract_recover_feedrate | 8 | Recovery feed-rate in millimetres/second (should be less than retract feedrate) | 
| extruder.module_name.retract_zlift_length | 0 | Z-lift on retract in millimeters, set to 0if you want to disable retraction Z-lift. Z-lift is a small increase in the Z axis position when retracting. | 
| extruder.module_name.retract_zlift_feedrate | 6000 | Z-lift feed-rate in millimetres/minute (Note: mm/min NOT mm/sec) | 
| delta_current | 1.5 | First extruder stepper motor driver (M4) current in Amperes | 
| epsilon_current | 1.5 | Second extruder stepper motor driver (M5) current in Amperes |