Proximity Sensors (Inductive, Block Style): Type - Photoelectric Retroreflective Polarized Sensor; Sensing Range - 10 ft. (3m); Voltage - 10-30VDC; Output Mode - Light/Dark Operate; Output Configuration - NPN/PNP; Connection Type - Connector, 4-pin Euro; Connection Size - M12x1; Construction Style - Compact, Threaded Nose 18mm; Sensing Position - Side; Response Time - 0.3ms; Beam Type - Visible Red; Housing Material - Thermoplastic; Enclosure Rating NEMA - NEMA 1,2,3,3S,4,4X,6,12,13; Enclosure Rating IEC - IEC IP67; Temperature Rating - -20 to 50degC (-4 to 122degF)