Filament Motion Sensor for Ender 3 V2

Filament Motion Sensor for Ender 3 V2

thingiverse

Improved Filament motion sensor for Ender 3 V2. Not only detects a filament runout, it also detects a nozzle clog and pauses the print safely. Intended for use with klipper. ##Used Parts [M3 20mm Thumbscrew](https://s.click.aliexpress.com/e/_DDwV6Ap) [M5 40mm DIN7984 Hex Screw](https://s.click.aliexpress.com/e/_DFhMxzj) [M3 14mm DIN7984 Hex Screw](https://s.click.aliexpress.com/e/_DFhMxzj) [M3 20mm DIN7984 Hex Screw](https://s.click.aliexpress.com/e/_DFhMxzj) [F695ZZ 5x13x4mm Bearing](https://s.click.aliexpress.com/e/_DkVxeZJ) [Spring: Wire diameter 0.8mm, length 10mm, outer diameter 5mm](https://s.click.aliexpress.com/e/_DCsbsJx) [Button head screw assortment M3](https://s.click.aliexpress.com/e/_DCg6puh) [Filament gear assembly](https://s.click.aliexpress.com/e/_DBhTirT) [Optical Endstop](https://s.click.aliexpress.com/e/_Dnp77N7) ##Klipper config (printer.cfg) [filament_motion_sensor motion_sensor] detection_length: 3 extruder: extruder switch_pin: PA4 pause_on_runout: True

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