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BS 7691:1994

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

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Superseded date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

Superseded by

BS ISO 15003:2006

Language(s)

English

Published date

15-07-1994

€165.94
Excluding VAT

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

Specifies climatic, mechanical, dynamic and electric tests.

Committee
AGE/6
DevelopmentNote
Supersedes 92/86406 DC (10/2005)
DocumentType
Standard
Pages
18
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

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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