Photoelectric Sensors (Reflex-Reflective, Limit Switch Style): Sensor Type - Inductive Proximity, Weld Field Immune; Sensing Range - 20 mm; Wires - Voltage Type - 4-Wire DC; Voltage Range - 10-60V DC; Shielding - Shielded; Connection Type - Screw Terminal; Connection Size - 1/2"NPT; Output Mode - N.O. & N.C. (NPN); Construction Style - Limit Switch Style, Standard; Sensing Position - End or Side; Material - PBT; Enclosure Rating IEC - IEC IP67; Switching Frequency - 150 Hz; Load Current - max - 200 mA; Temperature Rating - min - -25 deg C (-13 deg F); Temperature Rating - max - 70 deg C (158 deg F); Manufacturer Series - E2Q2