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IEC 61508-7 Ed. 2.0 b:2010
Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 7: Overview of techniques and measures
"IEC 61508-7:2010 contains an overview of various safety techniques and measures relevant to IEC 61508-2 and IEC 61508-3.The references should be considered as basic references to methods and tools or as examples, and may not represent the state of the art. This edition constitutes a technical revision. It has been subject to a thorough review and incorporates many comments received at the various revision stages.
NEW! Also available: IEC Standards+ 61508:2010, containing all parts, together with a commented Redline version. Changes made in this 2nd edition are highlighted and commented by a leading world expert."
International Electrotechnical Commission [iec]