Main features - Supply voltage : 12÷24VAC/DC - K-Band (24.125 GHz) - Changeover relays output - Vehicle and/or person detection - Direction detection - Long range of detection Applications The Motion Radar Sensor is a digital unidirectional long range motion radar sensor, operating in the K-band (24.125GHz), for trouble-free opening of all types of automatic doors. It can be adapted to any application without additional accessories and can also be set up and controlled by infrared remote control. Mounting height up to 7m (23ft) to detect vehicles or persons, moving towards or away from the sensor. The sensor, based on microwave detection, works on echo doppler signal to detect movements.