Standard
IEC 61511-3:2003
[Superseded]Functional safety - Safety instrumented systems for the process industry sector - Part 3: Guidance for the determination of the required safety integrity levels
provides information on the underlying concepts of risk, the relationship of risk to safety integrity, the determination of tolerable risk, a number of different methods that enable the safety integrity levels for the safety instrumented functions to be determined. It has the status of a horizontal standard in accordance with IEC Guide 108.
Published: 18/03/2003
Pages: 53
Content history
Content history
[Current]
[Superseded]
[Superseded]
IEC 61511-3/FRAGf
AS IEC 61511-2004 SERIES