Functional safety
New Requirements of the IEC 61511

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SE4059 V1 Article

Functional safety
New Requirements of the IEC 61511

Author : Olivier IDDIR

Review date: February 28, 2024 | Lire en français

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1. Functional safety

1.1 Defining functional safety

In its standards interpretation guide IEC 61508 and 61511   The ISA France section defines functional safety as: "The subset of overall safety that depends on the correct operation of a system or piece of equipment in response to its inputs".

L' IEC 61511 :2016 defines functional safety as: "A subset of...

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