Photoelectric Sensors (Background Rejection, Tubular Style): Type - Inductive Proximity, General Purpose Sensor; Sensing Range - 5 mm; Voltage - 20-250V AC, 10-300V DC; Wires - Voltage Type - 2-Wire AC/DC; Shielding - Shielded; Output Mode - N.C.; Connection Type - Connector, 3-pin Mini; Connection Size - 7/8"-16 UN; Construction Style - Tubular, Threaded; Diameter - 18 mm Dia.; Material - Chrome Plated Brass; Enclosure Rating IEC - IEC IP67; Switching Frequency - 20 Hz; Load Current - max - 400 mA AC 300 mA DC; Temperature Rating - -30 deg C (-22 deg F) to F485 deg C (185 deg F); Material - Face - Nonmetallic