Photoelectric Sensors (Background Rejection, Block Style): Type - Photoelectric Retroreflective Polarized; Sensing Range - 6.5 ft. (2m); Voltage Range - 10-30VDC; Output Mode - Light/Dark Operate; Output Configuration - PNP; Connection Type - Connector, 4-pin Euro; Connection Size - M12x1; Construction Style - Miniature Rectangular; Sensing Position - Side; Response Time - 1ms; Beam Type - Visible Red; Material - Thermoplastic; Enclosure Rating NEMA - NEMA 4X,6; Enclosure Rating IEC - IEC IP67; Temperature Rating - -5° to +131°F (-20° to +55°C)