Sensing range: 50 ... 350 mm, adjustable, light transmitter: LED, light type: red, alternating light, 660 nm, signal output: 2 push-pull outputs, antivalent, short-circuit proof, reverse polarity protected, connection: with metal plug M9, 5-pin, operating voltage: 10 ... 30 V DC, ambient temperature: -40 ... 60 °C (-40 ... 140 °F)