ISA 61511-2

Functional Safety – Safety Instrumented Systems for the Process Industry Sector – Part 2: Guidelines for the application of IEC 61511-1:2016

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Organization: ISA
Publication Date: 11 July 2018
Status: active
Page Count: 228
scope:

This part of IEC 61511 provides guidance on the specification, design, installation, operation and maintenance of SIFs and related SIS as defined in IEC 61511-1:2016.

NOTE 1 Annex A (informative) has been organized so that each clause and subclause number therein addresses the corresponding clause and subclause number in IEC 61511-1:2016 except for being preceded by "A".

NOTE 2 Annex A now contains material previously in the body of the first edition. These changes are required for compliance with IEC rules which prohibit a standard being wholly informative.

NOTE 3 To achieve maximum use of this guideline;

 - review the section guidance as well as the specific clause guidance. (e.g., wh en looking for guidance on 5.2.6.1.3, consider guidance in 5.2.6);

- when specific clause guidance is not provided (e.g.; no furth er guidance provided), consider reviewing the section guidance as well, as it can be applicable).

NOTE 4 Examples given in the Annexes of this Standard are intended only as case specific examples of implementing IEC 61511 requirements in a specific instance, and the user should satisfy themselves that the chosen methods and techniques are appropriate to their situation.

Document History

ISA 61511-2
July 11, 2018
Functional Safety – Safety Instrumented Systems for the Process Industry Sector – Part 2: Guidelines for the application of IEC 61511-1:2016
This part of IEC 61511 provides guidance on the specification, design, installation, operation and maintenance of SIFs and related SIS as defined in IEC 61511-1:2016. NOTE 1 Annex A (informative)...

References

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