3Pcs Filament Runout Sensor for 3D Printer Material Detection Module 1.75mm Filament Detecting

Introductions This filament run out sensor unit is designed to detect whether your printing is run out of filament During printing if the unit detected that there is out of filament it will send a signal to the main board With correct firmware settings the printing will be paused until the operator reload the filament and resume the printing Features It works with all available materials flexible clear opaque filled etc The unit can handle as many filaments simultaneously As soon as one of them will be missing the unit will send a message to the next one up to your main board Two screws are provided so you can install it where you want Works with almost any printer Durable injection modeling casing and industrial grade components Specifications Quantity 3Supply Voltage 3 3 5VOperating Temperature below 80℃Filament Diameter 1 75MM 1 2MM Filament Presence lowFilament Absent high equal to Supply Voltage Primary cable 80cmextension cable 20cmPTFR tuble 50cmCable color Red3 3 5VYellow BlueSignalBlackGND1 Install Please install the unit after the spool and before your extruder Fix it on your printer and along with the path of the filament is recommend Pay attention to the direction indicated by the arrow on the body Inserted the 4mm PTFE tube to both sides of the unit for guiding the filament and help to reduce the friction 2 Connections Servo pins always have the right pins 5V Ground and Signal Most endstop pins will have the same 3