External CCTV PIR Sensor 40 Meter Long Range

This long-range external PIR has a lens that produces a 40M narrow angle beam, ideal for alleyways and paths. Its maximum width of beam at 40M is 4 metres. This is a great choice of PIR for CCTV use as it has been tried and tested and produces a low record of false alarm triggers commonly caused by sun and cloud coverage. This PIR can also be used in security lighting installations. This model produces a transistor switch going negative