• BS 7691:1994

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Methods for testing resistance to environmental conditions of electronic equipment used in agriculture and horticulture

    Available format(s):  Hardcopy, PDF

    Superseded date:  29-12-2006

    Language(s):  English

    Published date:  15-07-1994

    Publisher:  British Standards Institution

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

    Committees responsible
    Foreword
    Methods
    1 Scope
    2 References
    3 Definitions
    4 General
    5 Designation of environmental tests
    6 Tests
    6.1 General
    6.2 Cold and dry heat (tests A, B and N)
    6.3 Damp heat, steady state (test C)
    6.4 Damp heat, cyclic (test D)
    6.5 Impact (tests E and G)
    6.6 Vibration (test F)
    6.7 Corrosive atmosphere (test K)
    6.8 Dust (test L)
    6.9 Air pressure (test M)
    6.10 Explosive atmospheres (test P)
    6.11 Liquids (test R)
    6.12 Solar radiation (test S)
    6.13 Readability of displays
    6.14 Electromagnetic compatibility (test V)
    6.15 Electrical environment (test W)
    Annex
    A (informative) Example of a test report
    Tables
    1 Severity levels and locations for cold and dry
          heat tests
    2 Severity levels and locations for operational
          mechanical shock test
    3 Defining points of vibration envelopes for random
          vibration test
    4 Severity levels and locations for dust test
    5 Severity levels and locations for water spray
          tests
    6 Chemicals and locations for chemical spray tests
    7 Severity levels and locations for readability test
          for displays
    8 Severity levels for electrostatic discharge test
    Figurew
    1 Temperature cycle for cold and dry heat test
    2 Damp heat test cycle
    3 Schematic arrangement of apparatus for particle
          impact test
    4 Vibration envelopes for random vibration test,
          applicable to locations LE, LF and LG,
          respectively
    5 Air pressure cycle
    List of references

    Abstract - (Show below) - (Hide below)

    Specifies climatic, mechanical, dynamic and electric tests.

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

    Committee AGE/6
    Development Note Supersedes 92/86406 DC (10/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

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

    BS EN 50081-1:1992 Electromagnetic compatibility. Generic emission standard Residential, commercial and light industry
    PD 6521:1988 Summaries of test methods for environmental testing of electrotechnical products
    BS 7436-1:1991 Data transfer between agricultural tractors and attached machinery Specification for data bus protocol
    BS EN 50082-1:1998 Electromagnetic compatibility. Generic immunity standard Residential, commercial and light industry
    BS 6467-1:1985 Electrical apparatus with protection by enclosure for use in the presence of combustible dusts Specification for apparatus
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