ABUS-BW8040-Xevox-Triplex-MW-Vd S-Motion-Detector-Abus-BW8040-P-The-ABUS-BW8040-Xevox-Triplex-MW-Vd S-Motion-Detector-is-a-motion-sensor-with-two-PIR-sensors-&-one-microwave-element-An-alarm-is-not-triggered-until-all-sensors-detect-movement-P-P-The-combination-of-microwave-MW-&-two-passive-infrared-PIR-sensors-ensures-almost-100-protection-against-false-alarms-the-reason-an-alarm-is-not-triggered-until-all-sensors-ndash-which-use-two-technically-different-detection-methods-