| 规格和标准 |
Gas to be detected: methane, oxygen, hydrogen cyanide, carbon dioxide Display range: (%LEL) 0-100 (methane)/(vol%) 0-40.0 (O2)/(ppm) 0-30.0 (HCN)/(vol%) 0-10.00 (CO2) Detection method: diffusion type Gas alarm display: flashing lamp/buzzer continuous modulation sound/gas concentration display/vibration Gas alarm operation: self-hold Fault alarm: system abnormality, sensor abnormality, battery voltage drop, calibration defectFailure alarm display: flashing lamp/intermittent buzzer/content display Failure alarm operation: self-hold Panic alarm display: 2 stages of spare alarm, this警报 恐慌警报操作:自hold man-down警报显示:保存警报(1,2),此警报 3个备用警报操作的3个阶段:self-hold 浓度显示:LCD数字(完整点)和背光 各种显示:时钟显示/时钟显示/电池电池可容纳能力/电池的操作/操作显示 buzzer声音(db)。 95 (average value) Language: Japanese/English/French/Spanish/Portuguese/German/Italian/Russian/Korean/Chinese (Simplified/Traditional) Bluetooth: Bluetooth4.2 (BluetoothLowEnergy) Data logger function maximum record count: 3600 (interval: 5 minutes, settings can be changed) Power supply: Dedicated lithium-ion battery unit (charging时间:大约3小时) 连续使用时间: 16 hours (when long life battery is off, when CO2 sensor is included, 25°C, no alarm, no lighting) Operating temperature range (°C): (methane, oxygen, carbon dioxide) Temporary environment: -40 - +60 (no sudden changes) Continuous environment: -20 - +50 (No sudden change) / (Hydrogen Cyanide) Temporary environment: -20 - +60 (No sudden change) Continuous environment: -20 - +50 (No sudden change) Humidity range (%RH): Temporary environment: 0 - 95 (No condensation) Continuous environment: 10 - 90 (No condensation) Explosion-proof structure: Intrinsically safe explosion-proof structure Explosion-proof grade: Domestic explosion-proof (ExiaⅡCT4Ga) Protection grade: IP68 equivalent External dimensions (mm):大约73(w)x 65(h)x 26(d)(不包括突起) 质量(g):120
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