Twin Photobeam Detector

Twin beams provide reliable perimeter security, minimizing false alarms for falling leaves birds, etc. Built-in laser beam alignment system speeds accurate, reliable positioning. Lensed optics reinforce beam strength & provide excellent immunity to false alarm due to rain snow, mist, etc. Weather proof, sunglight-filtering case for indoor & outdoor use. Anti-frost system so that beam functions even in extreme conditions. N.C./ N.O. alarm output Non-polarized power inputs. Quick, easy installation with built-in laser beam alignment system. Interruption time adjustable for nearly all situations.