| 规格和标准 |
Gas to be detected: methane Protection grade: IP66/68 (2m, 1h) equivalent Display range: (%LEL)0-100 (methane) Sampling method: diffusion type Gas alarm: flashing indicator lamp/continuous modulation sound/gas concentration display flashing/vibration Fault alarm: system abnormality, sensor abnormality, battery电压下降,校准缺陷 故障警报显示:闪烁灯/蜂鸣器间歇性/内容显示 恐慌警报:2级别:备份警报,此警报(5秒后备用警报后) Mandown警告报告:3级别:3级别:保留警报1(60秒),预备警报2(75秒),此警报2(75秒),此警报(90秒)(90秒)(90秒)。显示:液晶数字(完整点),背光。 Various displays: Operating status display, clock display, battery level display, temperature display, peak value display, calibration notification display Buzzer sound pressure (dB): Approximately 95 (30 cm) Language: Japanese/English/French/Spanish/Portuguese/German/Italian/Russian/Korean/Chinese (simplified/Traditional) Bluetooth: Bluetooth 4.2 (Bluetooth Low Energy) Maximum number of data logger functions: 3600 (interval: 5 minutes, settings can be changed) Power supply: dry battery unit (2 AA alkaline batteries) Continuous usage time: Approximately 16 hours (when long life battery is off, when CO2 sensor is not included, 25°C, no alarm, no lighting) Explosion-proof structure: Intrinsically safe explosion-proof structure (Ex ia II C T4 Ga) External dimensions (mm): Approximately 73 (W) x 65 (H) x 34 (D) Mass (g):大约140
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