1.Aluminum housing with special electrophoresis processing, anti-oxidation surface is more wearable and durable. 2.Integrated and fully sealed structure and external circuit design, improves waterproof ability and installation efficiency. 3.Anti-tamper switch opens and triggers alarm if power cut off or end-cap removed. 4.Two different frequency channels, avoiding interference caused by adjacent rays. 5.Intelligent fuzzy analysis technology adopted to improve response speed and stablity. 6.Buzzer indication for well alignment. 7.Alarm method: any two adjacent beams breaks, helpful for preventing false alarms triggered by small animals and birds. 8.Adjustable response sensitivity. 9.Designed and recommended for protection of doors and windows. 10.High immunity to sunlight, rain, frost, fog, snow etc. ModelAbi10-482Abi30-482Abi60-482Abi100-482Abi10-764Abi30-764Abi60-764Abi100-764 Outdoor range10m30m60m100m 10m30m60m100m Height48cm76cm Beams24 ModelAbi10-1086Abi30-1086Abi60-1086Abi100-1086Abi10-1408Abi30-1408Abi60-1408Abi100-1408 Outdoor range10m30m60m100m 10m30m60m100m Height108cm140cm Beams68 ModelAbi10-17210Abi30-17210Abi60-17210Abi100-17210Abi10-20412Abi30-20412Abi60-20412Abi100-20412 Outdoor range10m30m60m100m 10m30m60m100m Height172cm204cm Beams1012 Detection methodSimultaneous interruption of adjacent 2 infrared beams Beam frequency2 channel ( a and b ) Power supplyDc11~18v Current consumption50~90ma max Response speed40msec Alarm outputSwitch ouput signal, no, nc optional Tamper switchNc, opens when cover removed Operating temperature -25â?? to +55â?? Environment humidity95% max Alignment angleHorizontal 180â°(â±90â°), vertical unadjustable Protection degreeIp65 MaterialPc engineering plastic, aluminum housing