Photoelectric Sensors (Fiber Optic, Block Style): Type - Photoelectric Thru-Beam Sensor Pair; Sensing Range - metric - 5mm; Sensing Range - standard - 0.19"; Output Mode - Light Operate; Construction Style - Grooved-type; Sensing Position - Side; Temperature Rating - -25 to 55degC (-13 to 131degF); Manufacturer Series - EE-SX40 Series