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ISO 3511-4:1985

Industrial process measurement control functions and instrumentation — Symbolic representation — Part 4: Basic symbols for process computer, interface, and shared display/control functions ISO 3511-4:1985

Publication date:   Aug 22, 1985

General information

90.92 Standard to be revised   May 2, 2022

ISO

ISO/TC 10/SC 10 Process plant documentation

International Standard

01.080.30   Graphical symbols for use on mechanical engineering and construction drawings, diagrams, plans, maps and in relevant technical product documentation | 25.040.40   Industrial process measurement and control

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Scope

The symbols in this part shall be considered a supplement to the symbols given in ISO 3511/1 and ISO 3511/2 and used in conjunction with them. The letter code for function identification shall be taken from table 1 of these two parts.The symbols are limited to identification on process flow diagrams, piping and instrument diagrams, etc. and do not provide means of illustrating specific instruments or parts thereof. The application methods are shown in the examples.

Life cycle

NOW

PUBLISHED
ISO 3511-4:1985
90.92 Standard to be revised
May 2, 2022

REVISED BY

ABANDON
ISO/WD 3511-4

IN_DEVELOPMENT
ISO/DIS 14617-2