Functional Safety of Electrical/Electronic/Programmable Electronic Safety-Related Systems - Part 5: Examples of Methods for the Determination of Safety Integrity Levels
|Publication Date:||1 November 1998|
|ICS Code (Industrial process measurement and control):||25.040.40|
This part of IEC 61508 provides information on
- the underlying concepts of risk and the relationship of risk to safety integrity (see annex A);
- a number of methods that will enable the safety integrity levels for the E/E/PE safety-related systems, other technology safety-related systems and external risk reduction facilities to be determined (see annexes B, C, D and E).