Radar motion detector radec m pepperl and fuchs 214959 the motion sensor radec m based on the latest 24 ghz technology with microprocessor control ensures high reliability under difficult operating conditions in all the automatic doors if there are people or objects in the monitored area then solve this problem by a motion detection by rotating the sensor circuit board a wide or narrow detection field can be set the detection field can also be adjusted in 5 increments of 00 90 vi