The XX range is an offer of sensors using the ultrasonic technology for the detection of any material, without contact. This product is designed for monitoring 2 filling levels. This product features a cylindrical plastic case, diameter 18mm and an M12, 4-pin connector. DC supply, NO function, PNP solid-state output, diffuse detection system. Its sensing distance is 0.50m, remotely adjustable or by using external teach button.