Light transmitter: laser diode, light type: red, alternating light, signal output: 1 push-pull output, 1 analog output, short-circuit proof, reverse polarity protected, overvoltage proof, interface type: IO-Link (via C/Q = pin 4), circuit type: the delivery state is: C/Q - pin 4: NPN normally open, PNP normally closed, IO-Link I - pin 2: analog output 4...20 mA, connection: fixed cable 300 mm with connector M8 x 1, 4-pin, operating voltage: 18 ... 30 V DC, ambient temperature: 10 ... 50 °C (50 ... 122 °F)