ST8900 4 In 1 Gas Detector Oxygen O2 Hydrogen Sulfide H2S Carbon Monoxide CO Combustible Gas Lel Gas Analysis

Description This product is a portable handheld instrument that can continuously monitor four different gases CO H₂S O₂ and LEL When these gases are detected all concentrations will be displayed on the LCD The unit also provides user configurable high and low alarms as well as STEL TWA alarm functions Once the alarm conditions are exceeded the device has audio and vibrating visual alarms Features 1 It can detect 4 kinds of gases carbon monoxide CO hydrogen sulfide H2S oxygen O2 and combustible gas LEL 2 The concentration of CO H₂S O₂ and LEL gas in the environment can be continuously monitored and the measurement is professional and accurate 3 When the concentration of any one of CO H₂S O₂ and LEL reaches the alarm level the sound and light vibration alarm works 4 Provide automatic shutdown time and concentration alarm value 5 Equipped with a large color LCD screen with backlight which is convenient for reading at night and works normally 6 It can be connected to a sampling pump to operate in a confined place 7 It is widely used in shipping mining petroleum exploration chemical industry gas pipeline tunnel construction coal metallurgy papermaking fire protection municipal administration textile and other industries Specifications Sensor specificationsGas RangeResolutionCarbon monoxide CO 0 999pm1ppmHydrogen Sulfide H2S 0 500ppm1ppmOxygen O2 0 30 0 1 Combustible gas LEL 0 100 1 Other specificationsModelST8900Working current230