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IS EN 61511-3:2017 Functional safety - Safety instrumented systems for the process industry sector. Guidance for the determination of the required safety integrity levels

Publication Year

2017

Document Status

Current

Abstract

Gives information on underlying concepts of risk and the determination of tolerable risk and looks at different methods of ensuring safety integrity levels for instrumented functions.

Document History

Supersedes IS EN 61511-3:2005.

Publisher Information

National Standards Authority of Ireland

National Standards Authority of Ireland (NSAI) is Ireland’s official standards body. They operate under the National Standards Authority of Ireland Act (1996) and are accountable to the Minister of Enterprise, Trade, Employment and Innovation.

1 Swift Square
Northwood
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NSAI
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Website: http://www.nsai.ie
Email: nsai@nsai.ie
Tel: 01 807 3800