SICK 1058179
SICK Small photoelectric sensors, W9, WSE9L-3N2237, Sensing range max.: 0 m ... 60 m, Sensor principle: Through-beam photoelectric sensor, Switching output: NPN, Switching mode: Light/dark switching, Connection type: Male connector M8, 4-pin, Light source: Laser, Adjustment: Teach-in button, Laser class: 1, Communication interface: -