Sensing range: 100 ... 2500 mm, light transmitter: IRED, light type: infrared, alternating light, signal output: 2 PNP, antivalent, short-circuit proof, reverse polarity protected, switching type: light/dark switching, connection: plastic plug M12 x 1, 4-pin, operating voltage: 24 V DC ± 20%, ambient temperature: -20 ... 60 °C (-4 ... 140 °F)