MA:MFA160132 KA:KFA160028 ExibI:116.4340 专利：ZL 2015 2 0976912.2
1. detect the gas concentration of CO、NO2、SO2、H2S.
2. Concentration, time, electric quantity can be read on screen.
3. Recognizer will cause luminescence and voice if gas concentration is upper and lower limit.
4. Applicable for STEL, TWA, atmosphere, environment, landfill, petrochemical, metallurgy, mine, seal space entrance, dangerous materials, industrial paint, leakage, IAQ detection.