独立的烟雾警报器OT701、烟雾探测器，开火

Key words: smoke alarm, smoke detector, fire alarm, optical smoke alarm, photoelectric smoke alarm, fire detector, fire fighting, fire detection Product Overview With a unique optical sensing chamber designed to sense smoke particles produced by a wide range of combustion sources, OT701 series optical smoke detectors are well suited to effectively respond to a wide spectrum of fires including slow smoldering fires, often generated in households. The detectors are loaded with extra features and are available in a wide range of models. Features 1) Advanced photoelectric smoke sensing technology 2) Sleek ergonomic design 3) Very loud alarm horn 4) Test button for verify battery status and alarm operation 5) Low-battery warning 6) Mounting bracket and screws 7) Easy install, move and maintain. 8) Meet UL217 standard Options 1) OT701: basic 2) OT701A: AC110/220/230V 3) OT701B: Battery backup 4) OT701R: Relay output 5) OT701I: Interconnection function allows for up to 20 additional units. If one of the detectors senses smoke, all of the interconnected detectors will also alarm hazardous situation Specifications Power Supply: 9V Battery or AC100/110/120/220/230/240V,50/60Hz Sensitivity: 2.72±0.99%/FT Battery Life: At least 18 months (GP alkaline battery) or 12 months (Carbon Zinc) under normal conditions Low Battery Life: Up to 30 days warning signal Alarm Sound Level: Exceeding 90dB at 10 feet Dimensions: Diameter 138 mm Height 48.5 mm Weight: 235g (include base and battery) Operating Environment: Temperature: 0°C 50°C Related Humidity: ≤95%. Orena Sales and Service Shenzhen Orena Photonics Technology Co.,Ltd Orena Bldg, Zhong'an Industrial Park, Longjing Road, Nanshan District, Shenzhen, 518055, P.R.China. Tel: 86.755.2678.7499 Fax: 86.755.2678.7499.