SICK 6051006
SICK Capacitive proximity sensors, CQ, CQ4-08ENSKT1, Sensing range Sn: 1 mm ... 8 mm, 1 mm ... 6 mm, Installation type: Non-flush, flush, Electrical wiring: DC 3-wire, Connection type: Connector M8, 3-pin, Switching output: NPN, Output function: NO