Target gas: flammable gas (isobutane) Depth (mm): 24 Height (mm): 67 Width (mm): 54 Detection principle: New ceramic type Concentration display: LCD digital display (7 segments + symbol) Display resolution: 1%LEL Detection method: Diffusion type Alarm setting value: 1st 10%LEL (WARN) / 2nd 50%LEL (ALARM) / 3rd 100%LEL (OVER) Various display: Battery remaining capacity/Operating display Gas alarm type: 2-stage alarm/OVER Gas alarm display: Lamp flashing/buzzer intermittent/gas concentration display/vibration Gas alarm operation: Self-hold (reset after normal recovery) Fault alarm/self-diagnosis: System abnormality/Sensor connection or higher/Battery voltage drop/Camera fault/Clock abnormality Fault alarm display: Lamp flashing/buzzer intermittent/content display Various functions: LCD backlight/peak display/data logger Power supply: 2 AAA nickel-hydrogen batteries Continuous use time: Approximately 30 hours (no alarms and no lighting) Explosion-proof结构:天生安全的防爆结构
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