ISO/TR 8545:1984
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Technical drawings — Installations — Graphical symbols for automatic control
Published By | Publication Date | Number of Pages |
ISO | 1984-05 | 6 |
The majority of symbols are shown in conjunction with their corresponding functional connection lines. The size of the symbols shall be related to the scale of the drawing. If a more detailed representation is required, symbols can be combined with designations indicated on the drawing or in a separate schedule. For representation on flow sheets for more advanced process systems, ISO 3511/1 is recommended.