Photoelectric Sensors (Background Rejection, Block Style): Type - Photoelectric Retroreflective Polarized; Sensing Range - 20ft (6m); Voltage Range - 10-30VDC; Output Mode - Light Operate; Output Configuration - NPN; Connection Type - Connector, 3-pin Pico; Connection Size - M8x1; Construction Style - Compact, Rectangular; Sensing Position - Side; Response Time - 800s; Material - ABS; Enclosure Rating NEMA - NEMA 6; Enclosure Rating IEC - IEC IP67; Temperature Rating - -20 to 60degC (-4 to 140degF)