Photoelectric Sensors (Background Rejection, Tubular Style): Type - Inductive Proximity, General Purpose Sensor; Sensing Range - 4 mm; Voltage - 80-250V AC; Wires - Voltage Type - 2-Wire AC; Shielding - Unshielded; Output Mode - N.O.; Connection Type - Cable; Connection Size - 2m (6.5 ft); Construction Style - Tubular, Threaded; Diameter - 12 mm Dia.; Material - Chrome Plated Brass; Enclosure Rating NEMA - NEMA 4, 6, 13; Switching Frequency - 25 Hz; Load Current - max - 200 mA; Temperature Rating - -25 deg C (-13 deg F) to F470 deg C (158 deg F); Material - Face - Nonmetallic