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  • BS ISO 7714:2008

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Agricultural irrigation equipment. Volumetric valves. General requirements and test methods

    Available format(s):  Hardcopy, PDF

    Superseded date:  15-05-2018

    Language(s):  English

    Published date:  31-05-2009

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Classification
      4.1 According to accuracy of cumulative volume counter
      4.2 According to method of operation as a system of
          volumetric valves
    5 Markings
    6 Technical requirements
      6.1 General
      6.2 Threaded and flanged connections
      6.3 Metrological requirements
    7 Mechanical, functional and accuracy tests
      7.1 General
      7.2 Accuracy of measuring devices
      7.3 Sampling and minimum acceptance requirements
      7.4 Test of resistance to hydrostatic pressure
      7.5 Test of manual opening and closing
      7.6 Tests of accuracy
      7.7 Pressure loss
      7.8 Endurance tests
    8 Information to be supplied by the manufacturer
    Annex A (informative) - Quality of irrigation water
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes general requirements and test methods for volumetric valves able to automatically deliver preset quantities of water. It is applicable to valves actuated by pipeline pressure and flow alone, and which do not need any other, external, source of energy.

    General Product Information - (Show below) - (Hide below)

    Committee W/-
    Development Note Supersedes 07/30151563 DC. (05/2009)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 4064-3:2014 Water meters for cold potable water and hot water — Part 3: Test report format
    ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation
    ISO 9644:2008 Agricultural irrigation equipment Pressure losses in irrigation valves Test method
    ISO 228-1:2000 Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation
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