BS 1646-2:1983

This standard BS 1646-2:1983 Symbolic representation for process measurement control functions and instrumentation is classified in these ICS categories:

• 25.040.40 Industrial process measurement and control
• 01.080.40 Graphical symbols for use on electrical and electronics engineering drawings, diagrams, charts and in relevant technical product documentation

This Part of BS 1646 is an extension of Part 1, which is limited to identification of instrument functions.

It includes additional symbols and is intended for the communication of measurement and control functions among instrument specialists and other engineers involved with vessels, piping, layout design and operation.

The symbols are used on piping and instrumentation diagrams and engineering line diagrams.

Extends the range of symbols contained in Part 1 and specifies symbolic representation intended for use by instrument specialists and other engineers involved with vessels, piping, layout design and operation. The symbols are used on piping and instrumentation diagrams and engineering line diagrams.