SMD-W3.1A Outdoor Dual Passive IR Motion Detector

The outdoor dual passive IR motion detector is suitable to control the building's external areas. It has to be installed on wall or pole. The device integrates two infrared detectors: the upper one is fixed, the lower one is vertically adjustable in 5 positions (with 2, 3, 6, 8 and 12 m average coverage area). The alarm is triggered only if both sensors detect a presence