| 规格和标准 |
Subject gas: Oxygen, isobutane Protection grade: IP67 equivalent Depth (mm): 43 Height (mm): 173 Width (mm): 71 Sensing range (service range): Oxygen 0 to 25.0 vol% (~40.0 vol%), isobutane 0 to 100%LEL(-) 1 digit: Oxygen 0.1 vol%, isobutane 1%LEL Alarm setting: (Oxygen) L Alarm: 19.5 vol%/LL Alarm: 18.0 vol%/OVER: 40.0 vol%, (Isobutane) 1st: 10%LEL/2nd: 50%LEL/OVER: 100%LEL Alarm type: (Gas alarm) Self-holding, 2-stage alarm, TWA, STEL, OVER alarm (fault alarm) Self-holding, system abnormality, sensor abnormality, battery voltage drop, calibration fault, flow lowering Alarm display: (Gas alarm) Blinking lamp, continuous modulation sound, gas concentration indicator flashing, vibration (Fault alarm) Blinking lamp, buzzer intermittent, fault content display Alarm buzzer sound pressure: 95dB or more, 30cm Detection method: Pump suction type Suction flow rate: 0.45L/min or更多电源:干电池单元<3 AA碱电池>(标准)连续使用时间:大约15小时(25小时,没有警报,没有照明)工作温度和湿度范围:-20至 +50℃(无突然变化),95%RH或更少(无凝结)或更低(无凝结)防 炸结构: 炸性 炸式 炸式 炸式 炸式 炸式>日本> Exosion Exposion Exposion Exposion Exposion Exposion exep> <日本> <日本> <日本> <日本> <日本> <日本> <日本> Ex ia II C T4 Ga (no combustible gas sensor (LEL)), Ⅱ 1G Ex ia II B T4 Ga (with combustible gas sensor (LEL)), Ex ia II C T4 Ga (no combustible gas sensor (LEL)), Ex ia II B T4 Ga (with combustible gas sensor (LEL)) Various certifications: Japan Ex, ATEX, IECEx, CE Marking合规[请指定] 功能:LCD背光,数据记录器,峰值显示,日志数据显示
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