| 规格和标准 |
Target gas: City gas/LPG (switching) Depth (mm): 39 Height (mm): 200 Detection range: 10 to 10,000 ppm Width (mm): 43 Detection principle: Heat-line semiconductor type Calibration gas: LPG (i-C4H10) Calibration/City gas (CH4) Calibration *2 Gas校准浓度显示:LCD栏表 +比例检测方法:泵吸气类型警报设置值:30 ppm(可以以5级设置:10,30,30,150,500,2000 ppm)各种显示器)各种显示:操作状态显示,流量确认显示,警报确认显示,警报声音显示,操作声音显示器显示,电动池塘的频率显示,弹药率显示,弹药警报显示,启动警报,启动警报,声音播放,声音播放:启动警报,启动警报,播放声音,启动警报,播放声明,启动声明,启动声音,启动声明,启动声明,启动声明,启动声明,启动声明,启动声明: Gas alarm operation: automatic recovery Fault alarm: sensor abnormality, battery voltage drop, flow drop, system abnormality, calibration range abnormality, clock abnormality, pump abnormality Fault alarm display: lamp flashing, buzzer intermittent, fault content display Fault alarm operation: self-hold Detection method: pump suction type Power supply: 2 AA alkaline batteries Continuous time: Approximately 13 hours (room temperature, no alarm, no lighting)本质上安全的防 结构(EAI IIC T4) 防尘和防溅结构:相当于IP55
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