Photoelectric Sensors (Background Rejection, Block Style): Type - Photoelectric Retroreflective; Sensing Range - 30ft (9m); Voltage Range - 10-250VAC/12-115VDC; 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 - 15ms; Beam Type - Infrared; Material - Valox; Enclosure Rating NEMA - NEMA 1,2,3,3S,4,4X,12,13; Temperature Rating - 0 to 50degC (32 to 122degF)