Sensing range: 50 ... 1000 mm, light transmitter: IRED, light type: infrared, alternating light, signal output: 1 PNP, short-circuit proof, reverse polarity protected, open collector, switching type: dark switching, connection: plastic plug M12 x 1, 4-pin, operating voltage: 24 V DC ± 20%, ambient temperature: -20 ... 60 °C (-4 ... 140 °F)