ISA SAF INST SYS VERF
Safety Instrumented Systems Verification - Practical Probabilistic Calculations
| Organization: | ISA |
| Publication Date: | 1 January 2005 |
| Status: | active |
| Page Count: | 398 |
scope:
Introduction
The determination of Safety Integrity Level (SIL) for safety instrumented functions (SIF) is a basic concept of performance based safety standards. The safety integrity or performance of a SIF must increase with higher SIL levels. There are a number of factors that influence the performance of any safety instrumented function.
Document History