нескольких газов монитор

multi-gas monitoris thenewest portable, economical gas, monitors developed by LYDY Technology has variable functions,LDgs40a series gas monitors have variable functions and can best meet the customers requirements . The gas detector is the new technology research of Laidi Science and Technology CO.,LTD , we can assure the high quality and the advantage is the lowestprice in the gas detector market. l Large LCD and ultra-bright backlight l Rechargeable Li-polymer batteryl Loud audible alarm , highly visible LED and strong vibration motor l User-adjustable TWE and STEL alarm l Overdue alarm for calibrationl One key recovery functionl Environment temperature displayl Current time and date l IrDA communicationSpecificationSize:133mm×63mm×25mmL×W×HWeight:210gMaterial of the cases:High Strength PC and Anti-static overmold rubberSensors:Combustible gas Catalytic SensorCH4 Catalytic SensorOxygen 2 Electrode Chemical SensorOther Toxic gas 3 Electrode EC SensorMeasure Range and Resolution:Combustible gas(LEL )················ 0-100LEL, 1LELMethane (CH4)······················ 0-5%Vol., 0.01%Vol.Carbon Dioxide(CO2)...............0-5%Vol., 0.01%VolOxygen(O2)························· 0-30Vol., 0.1Vol.Carbon Monoxide(CO)················· 0-1999ppm, 1ppmHydrogen Sulfide(H2S)················· 0-500ppm, 1ppmSulfur Dioxide(SO2)··············· 0-100.0ppm, 0.1ppmNitrogen Dioxide(NO2)··············· 0-100.0ppm, 0.1ppmChlorine(Cl2)······················· 0-50ppm, 0.1ppmHydrogen(H2)························· 0-1000ppm, 1ppm