DS/EN 61511-3:2005
Functional safety - Safety instrumented systems for the process industry sector - Part 3: Guidance for the determination of the required safety integrity levels

Standard No.

DS/EN 61511-3:2005

Release Date

2005

Published By

Danish Standards Foundation

Latest

DS/EN 61511-3:2005

Replace

DS/IEC 61511-3-2003

Scope

This part provides information on: - the underlying concepts of risk, and the relationship of risk to safety integrity see Clause 3; - the determination of tolerable risk, see Annex A; - a number of different methods utilized by various countries the enable the safety integrity levels for the safety instrumented functions to be determined, see Annexes B, C, D, E and F.

DS/EN 61511-3:2005 history

• 2005 DS/EN 61511-3:2005 Functional safety - Safety instrumented systems for the process industry sector - Part 3: Guidance for the determination of the required safety integrity levels