Ultrasonic Sensors (Reflex-Reflective, Block Style): Type - Photoelectric Convergent Sensor; Sensing Range - 0.8 in (20mm); Voltage - 10-30VDC; Output Configuration - PNP; Connection - Connector, 4-pin Euro Pigtail; Connection Size - M12x1; Construction - Compact, Threaded Nose; Sensing Position - Side; Response Time - 1.5ms; Beam Type - Visible Red; Material - ABS; Enclosure Rating NEMA - NEMA 6; Enclosure Rating IEC - IEC IP67; Temperature Rating - -20 to 55degC (-4 to 131degF); Manufacturer Series - Mini-Beam2 QS12 Series