Photoelectric Sensors (Background Rejection, Block Style): Type - Photoelectric Diffuse Reflective; Sensing Range - 7.8" (200mm); Voltage Range - 10-30VDC; Output Mode - Light/Dark Operate; Output Configuration - NPN; Connection Type - Cable; Connection Size - 2m (6.5 ft); Construction Style - Compact, Threaded Base; Sensing Position - Side; Response Time - 0.5ms; Beam Type - Visible Red; Material - Polycarbonate; Enclosure Rating IEC - IEC IP67/IP69K; Temperature Rating - -20 to 60degC (-4 to 140degF)