| 规格和标准 |
Gas to be detected: oxygen, flammable gas (other than methane), carbon monoxide Measurement range (m): [Oxygen] 0 to 30% [Flammable gas] 0 to 100% LEL [Carbon monoxide] 0 to 1000pp Alarm method: Lamp, buzzer, vibration Buzzer volume: 95db (distance 30cm) Use environment conditions: Temperature: -20℃ to 50℃ Humidity: 15 to 95%RH (no condensation) Structure: Dust-proof and water-resistant structure (IP66/67) Power supply (V): Lithium-ion battery 12 hours Continuous usage time (h): 12 hours Explosion-proof performance: Intrinsically safe explosion-proof structure Ex ia II CT4 Passing number: No. TC20923 Subject gas: oxygen, carbon monoxide, flammable gas Protection grade: dustproof and waterproof structure (IP66/67) Resolution (ppm): [Oxygen] 0.1% [Hydrogen sulfide] 0.1ppm [Carbon monoxide] 1ppm [Flammable gas] 1%LEL [Methane] 1%LEL or 0.1%vol 测量范围(%LEL):[ 气体] 0至100%LEL 分辨率(%LEL):1%LEL 测量范围氧气(VOL%):0至30% 分辨率氧气(VOL%):0.1% 测量量 深度(mm):30 高度(mm):103 宽度(mm):58
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