Photoelectric Sensors (Reflex-Reflective, Limit Switch Style): Sensor Type - Inductive Proximity, General Purpose; Sensing Range - 30 mm; Wires - Voltage Type - 4-Wire AC; Voltage Range - 20-253V AC; Shielding - Unshielded; Connection Type - Screw Terminal; Connection Size - 1/2"NPT; Output Mode - N.O. & N.C.; Construction Style - Limit Switch Style, Standard; Sensing Position - End or Side; Material - PBT/Metal Base; Enclosure Rating IEC - IEC IP68; Switching Frequency - 20 Hz; Load Current - max - 500 mA; Temperature Rating - min - -25 deg C (-13 deg F); Temperature Rating - max - 70 deg C (158 deg F); Manufacturer Series - Classic