Photoelectric Sensors (Background Rejection, Block Style): Type - Photoelectric Retroreflective; Sensing Range - 13ft (4m); Voltage Range - 24-240VAC; Output Mode - Light Operate; Output Configuration - SPDT; Connection Type - Terminals; Construction Style - Rectangular; Sensing Position - Side; Response Time - 30ms; Beam Type - Visible Red; Material - ABS; Enclosure Rating IEC - IEC IP66; Temperature Rating - -25 to 55degC (-13 to 131degF)