Photoelectric Sensors (Background Rejection, Block Style): Type - Inductive Proximity, Weld Field Immune; Sensing Range - 4 mm; Voltage Range - 10-30V DC; Output Configuration - N.O. (NPN); Connection Type - Cable; Connection Size - 2m (6.5 ft); Construction Style - Rectangular Style; Sensing Position - Side; Shielding - Unshielded; Wires - Voltage Type - 3-Wire DC; Material - PBT; Enclosure Rating IEC - IEC IP68; Switching Frequency - 1000 Hz; Temperature Rating - -30 deg C (-22 deg F)-85 deg C (185 deg F); Load Current - max - 150 mA; Nominal Dimensions - 1.58x0.32x0.39" (40.0x8.0x10.0mm)