Operating range: 0 ... 9000 mm, light transmitter: LED, light type: red, alternating light, 630 nm, signal output: relay, 1 changeover contact, switching type: light switching, connection: fixed cable 15 m, operating voltage: 24 ... 240 V AC 12 ... 240 V DC, ambient temperature: -25 ... 55 °C (-13 ... 131 °F)