VTSYIQI NH3 Gas Detector Ammonia Gas Monitor Ammonia Gas Concentration Detecting Tool NH3 Gas Leak Alarm with Measuring Range 0 to 500PPm Resolution Ratio 0.1/1PPm for Municipal Administration Industry Gas Test

VTSYIQI NH3 Gas Detector Ammonia Gas Monitor Ammonia Gas Concentration Detecting Tool NH3 Gas Leak Alarm with Measuring Range 0 to 500PPm Resolution Ratio 0.1/1PPm for Municipal Administration Industry Gas Test About this item Test gas: Ammonia;Measuring Range:0-500PPm;Optional Range:0-50、500、1000PPm;Resolution Ratio:1/0.1PPmPower:3.7V 1300MA rechargeable lithium batteryWorking environment temperature:-20 to 70℃ ，Humidity<95%RH no condensationDetection mode:Natural diffusion;Detection principle:Semiconductor/catalysis/electrochemistryIt is one waterproof gas detector that adopts imported sensors, the quality is stable and reliable. With leading operation menu, 1700MA rechargeable lithium batteries, and replaceable inserted gas sensing module, it works in environment of -20°C to 70°C, and for its features such as explosion-proof, waterproof and dustproof.   Features: Upload to computer function,6000 alarm records inquiry function(optional function, please contact us if you need this)