Photoelectric Sensors (Background Rejection, Tubular Style): Type - Inductive Proximity, General Purpose Sensor; Sensing Range - 10 mm; Voltage - 20-250V AC/DC; Wires - Voltage Type - 2-Wire AC/DC; Shielding - Shielded; Output Mode - N.O.; Connection Type - Connector, 3-pin Mini; Connection Size - 7/8-16UN; Construction Style - Tubular, Threaded; Diameter - 30 mm Dia.; Material - Chrome Plated Brass; Enclosure Rating NEMA - NEMA 4, 6, 13; Enclosure Rating IEC - IEC IP67; Switching Frequency - 20 Hz; Load Current - max - 500 mA; Temperature Rating - -25 deg C (-13 deg F) to F470 deg C (158 deg F); Material - Face - Nonmetallic