New Air Master AM7 Indoor Air Quality Analyzer Air Quality Detector Air Meter Monitor Laser PM2.5 Gas Sensors Tester

Features Detection resolution enhancement The jitter is below 150uv Modular implementation of parts of parts Data refresh speeds up 1 times Support TF Card 32GB Open 16 scale extended serial instruction to facilitate the two development Upgrade imported 18650 standard steel shell battery 3350mAh extension 50 Range and Detection Pre cision English nameChinese nameExceeding standard concentrationClear outdoors detection rangecheck the accuracyPM2 5Fine particles50ug10ug0 999ug m3±15ug m3PM10Inhalable particulate matter50ug10ug0 999ug m3±15ug m3HCHOformaldehyde0 1mg0mg0 1 50mg m3±0 02mg m3VOCsVolatile organic compounds0 6mg0 1mg0 3 0mg m3±0 1mg m3CO2Carbon dioxide concentration1000ppm400ppm0 5000ppm±50 75 ppmTemp temperature23 degrees CelsiusN A 25 85 degrees centigrade±0 8 degrees CelsiusRH humidity40 60 N A0 99 9 ±5 After the AIR MASTE R has detected the pollution exceeding the standard the system will automatically judge and give itperhapsTo prompt you to exceed the standard value The relative cross interference characteristics of formaldehyde were CO 1 H2S no data H2 0 1 SO2 12 NO2 no data NO no data CL2 3 C2H4 no data NH3 0 CO2 0 methanol ethanol 50 phenol 7 water va por 0 When detecting formaldehyde please stay away from alcohol vinegar and other volatile substances to avoid cross interference It is recommended to test in the daytime without cooking Environmental Reference Limit English nameReference limit value GB T18883Bac