Optical sensors, fiber optic amplifier, plastic housing, range 3.8 m, sensing distance 300 mm, 11-wire, DC PNP, operating voltage: 12...36 V DC, current consumption: 50 mA, light/dark switching programmable, plug connection, M16 plug connection, 8 channels for 8 plastic light guides type FE-11 / FT-11, no mutual optical influence, graphic display, central operation, electronic lock, function control output, housing material: housing: ABS display window: PMMA LED window: SEPS cover: zinc die-cast plastic coated (PA)