What is the LOPA method?
Evaluation of the required SIL level of Safety Instrumented Functions (SIF) – SIL level allocation
Practical sheet REF: FIC0542 V1
What is the LOPA method?
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

Logo Techniques de l'Ingenieur You do not have access to this resource.
Request your free trial access! Free trial

Already subscribed?

3. What is the LOPA method?

3.1 Principle

Applying the LOPA method (see LOPA method for hazard studies [FIC 0538] ) to define the required SIL is similar to using the criticality matrix.

Picto outil Tool

The first step is to assess the criticality of the scenario (i.e. to evaluate its probability and severity)...

You do not have access to this resource.
Logo Techniques de l'Ingenieur

Exclusive to subscribers. 97% yet to be discovered!

You do not have access to this resource. Click here to request your free trial access!

Already subscribed?

Article included in this offer

"Environment manager"

( 296 articles )

Complete knowledge base

Updated and enriched with articles validated by our scientific committees

Services

A set of exclusive tools to complement the resources

View offer details
Contact our team FAQ