| 规格和标准 |
受试者气体:LEL,O2,H2S,CO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镀锌电池驱动,(甲烷氧气范围)(甲基氧气氧化氢),硫化碳氧化物(碳氧化),硫化碳氧化氢(碳氧化),碳氧化二元组合(碳氧化二元): 25.0 vol% (~40.0 vol%), methane 0 to 100% LEL, hydrogen sulfide 0 to 30.0 ppm, carbon monoxide 0 to 150 ppm (~500 ppm) 1 digit: Oxygen 0.1 vol% , methane 1% LEL, hydrogen sulfide 0.1ppm, carbon monoxide 1ppm Alarm setting value: (oxygen) 1st 19.5 vol%/2nd 18.0 vol%/OVER 40.0 vol%, (methane) 1st 10% LEL/2nd 50% LEL/OVER 100% LEL, (hydrogen sulfide) 1st 1.0ppm/2nd 10.0ppm/TWA 1.0ppm/STEL 5.0ppm/OVER 30.0ppm, (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) system abnormality, sensor abnormality, battery voltage drop, calibration fault Alarm operation: (Gas alarm) lamp flashing, buzzer intermittent, gas concentration indicator flashing (fault alarm) lamp lighting, buzzer continuous, fault content display Alarm buzzer sound pressure: 95dB or more (at 30cm) Detection method: diffusion type Concentration display: LCD digital (7 segments + symbol + bar device) Power supply: Lithium-ion battery unit (standard included)可以上の合にないます。 English:) or dry battery unit 3 AA alkaline batteries/special accessories) Continuous time: More than 18 hours (when fully charged, no warning and no lighting, at 25°C) More than 12 hours (when new batteries, no warning and no lighting, at 25°C) Operating temperature and humidity range: -20 to +50°C, 95% RH or less (no condensation) Explosion-proof: Intrinsically safe explosion-proof structure (Ex ia [[R2]] C T4 X) 功能:LCD背光,数据记录器,峰值显示,日志数据显示
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