Sensing range: 7 ... 300 mm, light transmitter: laser diode, light type: red, alternating light, signal output: 1 PNP, short-circuit proof, reverse polarity protected, circuit type: the circuit type of the sensor can be switched. The delivery state is: Q - Pin4: PNP normally open / light switching Teach input - Pin2: high-active input, connection: device plug M8 x 1, 4-pin, operating voltage: 10 ... 30 V DC, ambient temperature: -40 ... 60 °C (-40 ... 140 °F)