Ultrasonic Sensors (Reflex-Reflective, Block Style): Type - Photoelectric Diffuse Reflective Sensor; Sensing Range - 43 in (1100mm); Voltage - 10-30VDC; Output Configuration - NPN/PNP; Connection - Cable; Connection Size - 2m (6.5 ft); Construction - Miniature Rectangular; Sensing Position - End; Response Time - 500s; Beam Type - Visible Red; Material - Thermoplastic Polyester; Enclosure Rating NEMA - NEMA 1,2,3,3S,4,4X,6,12,13; Enclosure Rating IEC - IEC IP67; Temperature Rating - -20 to 70degC (-4 to 158degF); Manufacturer Series - Mini-Beam Expert Series