SECO LARM E-960-D290Q - Twin Photobeam Detectors with Laser Beam Alignment - Range 290ft. outdoors, 590ft. indoors

E-960-D290Q - Twin Photobeam Detectors with Laser Beam Alignment - Range 290ft. outdoors, 590ft. indoors Seco-larm E-960-D290Q ENFORCER Long Range Photobeam Detector is easy-to-install with laser beam alignment and provide extended range. Designed to provide reliable perimeter security both indoors and outdoors. The E-960-D290Q range: 290ft. (90m) outdoors, 590ft. (180m) indoors. Specification * E-960-D290Q range: 290ft. (90m) outdoors, 590ft. (180m) indoors * Built-in laser beam alignment system speeds accurate, reliable positioning. * Twin infrared beams provide reliable perimeter security, minimizing false alarms from falling * Lensed optics reinforce beam strength & provide excellent immunity to false alarms due to rain, snow, mist, etc. * Weatherproof, sunlight-filtering case for indoor & outdoor use. * Anti-frost system so that beam functions even in extreme conditions. * Automatic input power filtering with special noise rejection circuitry. * N.C./N.O. alarm output. * N.C. tamper circuit included. * Non-polarized power inputs. * Quick, easy installation with built-in laser beam alignment system. * Interruption time adjustable for nearly all situations.