Photoelectric Sensors (Reflex-Reflective, Block Style): Type - Ultrasonic Sensor; Sensing Range - 50mm (1.96"); Voltage - 12-30V DC; Output Configuration - PNP, NO; Connection Type - Cable; Connection Size - 2m (6.5 ft); Construction Style - Rectangular, Threaded Base; Sensing Position - Side; Response Time - 15 ms; Material - ABS; Enclosure Rating NEMA - NEMA 6P; Enclosure Rating IEC - IEC IP68; Temperature Rating - -20 to 60degC (-4 to 140degF); Nominal Dimensions - WxDxH 0.59x1.32x1.36" (15x33.5x35mm)