Small light barriers, W12, WSE12C-3P2430A00, Device type: Light sensors and light barriers, Max. switching distance: 0 m ... 20 m, Sensor principle: One-way light barrier, Switching output: PNP, Switching type: Light/dark switching, Connection type: M12 connector, 4-pin, Light transmitter: PinPoint LED, Light type: Visible red light, Housing material: Die-cast zinc, Setting: Cable, Communication interface: IO-Link V1.1, Smart Sensor: Enhanced Sensing (basic logic), Efficient communication, Diagnostics, Smart Task