Photoelectric Sensors (Background Rejection, Block Style): Type - Photoelectric Background Cutoff; Cutoff - 39 in (1000mm) Cutoff; Voltage Range - 12-240VAC 10-30VDC; Output Mode - Light/Dark Operate; Output Configuration - Relay; Connection Type - Terminals; Construction Style - Rectangular, Threaded Base; Sensing Position - Side; Optimum Range - 2-39" (50-1000mm); Response Time - 50 ms; Beam Type - Infrared; Material - Terluran; Enclosure Rating IEC - IEC IP65; Temperature Rating - -20 to 60degC (-4 to 140degF)