Ultrasonic Sensors (Thru-Beam, Block Style): Sensor Type - Photoelectric Glass Fiber; Voltage - 10-30V DC; Output Configuration - PNP; Connection Type - Connector, 4-pin Euro; Connection Size - M12x1; Construction Style - Compact, Threaded Nose 18mm; Light Source - Infrared; Response Time - 600s; Material - ABS Case, Acrylic Cover; Indication Display - LED Output & Status Indicators; Enclosure Rating NEMA - NEMA 6; Enclosure Rating IEC - IEC IP67; Temperature Rating - -20 to 70 deg C (-4 to 158 deg F); Additional Information - Range based on Fiber Optics and Sensing Mode used; Manufacturer Series - World-Beam QS18 Series