Table of Contents

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions and abbreviations
Annex A (informative) - Risk and safety integrity - general
        guidance
Annex B (informative) - Semi-quantitative method - event
        tree analysis
Annex C (informative) - The safety layer matrix method
Annex D (informative) - A semi-qualitative method: calibrated
        risk graph
Annex E (informative) - A qualitative method: risk graph
Annex F (informative) - Layer of protection analysis (LOPA)
Annex G (informative) - Layer of protection analysis using a
        risk matrix
Annex H (informative) - A qualitative approach for risk
        estimation & safety integrity level (SIL) assignment
Annex I (informative) - Designing & calibrating a risk graph
Annex J (informative) - Multiple safety systems
Annex K (informative) - As low as reasonably practicable
        (ALARP) and tolerable risk concepts
Bibliography

Abstract

Gives information on the underlying concepts of risk and the relationship of risk to safety integrity.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Electrotechnical Committee
Pages
ISBN
Committee	TC 65