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Search results with tag "Selection and use of flammable gas detectors"
The selection and use of flammable gas detectors
www.hse.gov.ukgas detectors. Point or open-path 9 Point detectors measure the concentration of the gas at the sampling point of the instrument. The unit of measurement can be: % volume ratio; % lower explosion limit (LEL) for a flammable gas; ppm or mg/m3 for low level concentrations (primarily used for toxic gases).
The selection and use of flammable gas detectors
www.hse.gov.ukThe selection and use of flammable gas detectors SELECTING A SUITABLE GAS DETECTION SYSTEM Fixed or portable 6 Detectors can be fixed, portable or transportable.