Photo Switch 1,Output:NPN or PNP,NO/NC; 2.Wiring:DC 2/3 wires,AC 2/3 wires; 3 ... .CE certification. SG series Photo Switch,Photoelectrical Sensor 1 ... objects.The move distance is much large than proximity switch,up to 10m;can drive relay,AC contactor or ... logicgate,etc,movement distance within 5cm--10m selectable.4, Wiring:DC 2/3 wires,AC 2/3 wires,standard cable ...