Small light barriers, W12, WL12G-3P2582S04, Device type: Light sensors and light barriers, Max. switching distance: 0 m ... 4 m, Sensor principle: Reflection light barrier, Switching output: PNP, Switching type: Light switching, Connection type: M12 connector, 5-pin, Light transmitter: LED, Light type: Infrared light, Housing material: Die-cast zinc, Setting: Cable, Teach-in button, Special features: Various functions can be selected using Teach-In. Function 1 = Sensitivity setting. Function 2 = Operating mode selection (Mode I = 40%, Mode II = 18%, Mode III = 10%). Function 3 = Change the assignment of pin 4 and pin 2, Included in delivery: Further details can be found in the operating instructions 8015091