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BS 1646-4:1984 Symbolic representation for process measurement control functions and instrumentation. Specification for basic symbols for process computer, interface and shared display/control functions

Publication Year

1984

Document Status

Current

Abstract

Specifies symbols to illustrate process computer and/or shared display/control functions in process measurement and control, e.g. on process flow diagrams. The symbols may be used in conjunction with the symbols given in Part 1 of BS 1646 but they do not provide a means of illustrating specific instruments or parts thereof.

Document History

Confirmed March 2021.

ISBN

0580137821

Publisher Information

British Standards Institution

With over 100 years of experience the British Standards Institute is recognised as the UK’s National standards body. Their committees work with the manufacturing and service industries, government, businesses and consumers to facilitate the production of British, European and International standards.

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