| 规格和标准 |
气体:氧气,异丁烷,一氧化碳 保护等级:p67等效 深度(mm):81 高度(mm):133 宽度(mm):154 检测原理:(氧气)diaphragm galvanic themanif typemant pandectice panderam interam(iSOBIC)(iSOBIC),(启用)(iSOBIC)(新的) constant potential electrolytic type Sensing range (service range): Oxygen 0 to 25.0 vol% (~40.0 vol%), isobutane 0 to 100%LEL, carbon monoxide 0 to 150ppm (~500ppm) 1 digit: Oxygen 0.1 vol%, isobutane 1%LEL, carbon monoxide 1ppm Alarm setting value: (Oxygen) 1st 19.5 vol%/2nd 18.0vol%/OVER 40.0vol%, (isobutane) 1st 10%LEL/2nd 50%LEL/OVER 100%LEL, (Carbon Monoxide) 1st 25ppm/2nd 50ppm/TWA 25ppm/STEL 200ppm/OVER 500ppm Alarm type: (Gas alarm) Self-holding, 2-stage alarm, TWA, STEL, OVER alarm (Fault alarm)系统异常,传感器异常,电池电压低,校准故障 警报操作:(燃气警报)闪烁灯,蜂鸣器间歇性,气体浓度指示器闪光灯(故障警报)灯(故障警报)启用,蜂鸣器连续,蜂鸣器故障,失败内容蜂鸣器内容蜂鸣器蜂鸣器蜂鸣器蜂鸣器的声音压力:95DDB或更多(在30cm digition + difection + difection + diffection + diffection(7) metre) Power supply: Lithium-ion battery unit (standard accessory) or dry battery unit 3 AA alkaline batteries/special accessory) Continuous usage time: Lithium-ion battery unit> 18 hours or more (when fully charged, no warning and no lighting, at 25°C) 12 hours or more (when new batteries, no warning and no lighting, at 25°C) Operating temperature and humidity范围:-20至 +50°C,95%RH或更少(无凝结)防 :本质上安全的 炸性 炸结构(EX II II C T4 X) 功能:LCD背光,数据记录器,峰值显示,日志数据显示,日志数据显示
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