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Annex A.Identification system guidelines (informative annex)
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Автор:  san [ 28 грудня 2014, 02:17 ]
Тема повідомлення:  Annex A.Identification system guidelines (informative annex)

A.1 Identification system
A.1.1 This informative annex to the standard describes a common and almost universally used Identification System for monitoring and control instrument devices and functions that is logical, unique, and consistent in application with a minimum of exceptions, special uses, or requirements.

Автор:  san [ 23 червня 2015, 09:59 ]
Тема повідомлення:  Re: Annex A.Identification system guidelines (informative annex)

A.2 Instrument index
A.2.1 Loop Identification Numbers and Instrument Identification/Tag Numbers are recorded in an Instrument Index that should be maintained for the life of the facility for the recording and control of all documents and records pertaining to the loops and their instrumentation and functions.
A.2.2 An Instrument Index should contain references to all instrumentation data required by owner and/or government regulatory agency management of change requirements and contain, as a minimum for each loop:
a) Loop Identification Number.
b) Service Description.
c) Instrument Identification/Tag Numbers.
d) Piping and Instrumentation Diagram drawing numbers.
e) Instrument Data Sheet numbers.
f) Location Plan drawing numbers.
g) Installation Detail drawing numbers.

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