Frequently asked questions
Evaluation of the required SIL level of Safety Instrumented Functions (SIF) – SIL level allocation
Practical sheet REF: FIC0542 V1
Frequently asked questions
Evaluation of the required SIL level of Safety Instrumented Functions (SIF) – SIL level allocation

Author : Olivier IDDIR

Publication date: July 10, 2014, Review date: November 14, 2016 | Lire en français

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6. Frequently asked questions

What's the best way to assess the SIL level required?

The list of methods presented in this data sheet is not exhaustive. For example, it is possible to use the bow-tie ( cf. Etude des dangers : nœud papillon [FIC 0537] ), or the event tree ( cf. Etude des dangers : arbre d'événements [FIC...

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