Photoelectric Sensors (Background Rejection, Block Style): Type - Photoelectric Diffuse Reflective; Sensing Range - 1.64ft (0.5m); Voltage Range - 10-30VDC; Output Mode - Light Operate; Output Configuration - NPN; Connection Type - Cable; Connection Size - 2m (6.5 ft); Construction Style - Miniature Rectangular; Sensing Position - Side; Response Time - 3ms; Beam Type - Infrared; Material - ABS; Enclosure Rating NEMA - NEMA 5; Enclosure Rating IEC - IEC IP54; Temperature Rating - -40 to 70degC (-40 to 158degF)