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About This Item

 

Full Description

Specifies requirements for group II (as defined in part 1) portable,transportable and fixed apparatus for the detection and measurement of combustible gas or vapour concentrations with air. The apparatus, or parts thereof, may be installed or used in potentially explosive atmospheres, other than mines sesceptible to firedamp (i.e. group I). This Standard is restricted to apparatus intended for the detection and measurement of volume ratios of combustible gas or vapour in air in volume fractions from 0 percent to 100 percent.
 

Document History

  1. AS/NZS 61779.5:2000

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    Electrical apparatus for the detection and measurement of flammable gases - Performance requirements for group II apparatus indicating a volume fraction up to 100% gas

    • Most Recent
  2. AS 2275.1-1979


    Combustible gas detection instruments for use in explosive atmospheres - General requirements for explosion protection of electrical apparatus and systems

    • Historical Version
  3. AS 2275.2-1979


    Combustible gas detection instruments for use in explosive atmospheres - Performance requirements

    • Historical Version
  4. AS 1827-1975


    Instruments for measuring gas concentration in explosive atmospheres

    • Historical Version