Ultrasonic Sensors (Reflex-Reflective, Block Style): Type - Photoelectric Diffuse Reflective Sensor; Sensing Range - 8 in (200mm); Voltage - 10-30VDC; Output Mode - Light Operate; Output Configuration - NPN/PNP; Connection - Cable; Connection Size - 2m (6.5 ft); Construction - Miniature Rectangular; Sensing Position - Side; Response Time - 10ms; Beam Type - Infrared; Material - Thermoplastic Polyester; Enclosure Rating NEMA - NEMA 1,3,3S,4,4X,12,13; Enclosure Rating IEC - IEC IP66; Temperature Rating - 0 to 50degC (32 to 122degF); Manufacturer Series - Econo-Beam Series