Scanning range: 20 ... 2000 mm, light transmitter: IRED, light type: infrared, alternating light, 880 nm, signal output: 1 NPN, 1 PNP synchronous switching, short-circuit proof, reverse polarity protected, open collectors, switching type: light/dark switching, switchable (one H/D switch is only in operation when the other is in the 'dark switching' position.), connection: terminal compartment with 8 spring-loaded terminals for wire cross-section 0.5 ... 1.5 mm2, stripping 7.5 ... 8.5 mm, cable gland M16x1.5, operating voltage: 10 ... 30 V DC, ambient temperature: -40 ... 60 °C (-40 ... 140 °F)