Proximity Sensors (Inductive, Tubular Style): Type - Inductive Proximity, Ferrous Metal Only Sensor; Sensing Range - 1.5 mm; Voltage Range - 10-30V DC; Wires - Voltage Type - 3-Wire DC; Shielding - Shielded; Output Type - N.O. (NPN); Connection Type - Cable; Connection Size - 2m (6.5 ft); Construction - Tubular, Threaded; Diameter - 8 mm Dia.; Material - Body - Stainless Steel; Material - Face - Stainless steel; Enclosure Rating IEC - IEC IP67; Switching Frequency - 80 Hz; Load Current - max - 100 mA; Temperature Rating - -25 deg C (-13 deg F)-70 deg C (158 deg F)