Tasco方便的气体泄漏检测器 TA470RK-5

Protection grade: equivalent to IP55
Response time: within 3 seconds (under the same conditions)
Temperature display: LCD bar meter and scale display
Alarm setting value: Initial value 30ppm (can be set in 5 levels: 10, 30, 150, 500, 2000ppm)
Detection principle: Heat-line semiconductor type
Sensing target gas: City gas/LPG
Calibration gas: City gas ( CH4)/LPG(i-C4H10) 2 gas calibration
Collecting method: Pump suction type
Operating temperature range: -20 to +55℃, 95% RH or less (no condensation)
Explosion-proof structure: Intrinsically safe and explosion-proof structure (Exia(2)CT4)
Continuous usage time （h）：大约13小时（25小时，没有警报，没有照明）
电源（V）：2 AA电池

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