NATIONAL FOREWORD
INTRODUCTION
1 SCOPE
2 NORMATIVE REFERENCES
3 TERMS, DEFINITIONS AND ABBREVIATIONS
4 CONFORMANCE TO THIS INTERNATIONAL
STANDARD
5 MANAGEMENT OF FUNCTIONAL SAFETY
6 SAFETY LIFECYCLE REQUIREMENTS
7 VERIFICATION
8 PROCESS HAZARD AND RISK ASSESSMENT
9 ALLOCATION OF SAFETY FUNCTIONS TO PROTECTION
LAYERS
10 SIS SAFETY REQUIREMENTS SPECIFICATION
11 SIS DESIGN AND ENGINEERING
12 REQUIREMENTS FOR APPLICATION SOFTWARE,
INCLUDING SELECTION CRITERIA FOR UTILITY
SOFTWARE
13 FACTORY ACCEPTANCE TESTING (FAT)
14 SIS INSTALLATION AND COMMISSIONING
15 SIS SAFETY VALIDATION
16 SIS OPERATION AND MAINTENANCE
17 SIS MODIFICATION
18 SIS DECOMMISSIONING
19 INFORMATION AND DOCUMENTATION REQUIREMENTS
ANNEX A (INFORMATIVE) - EXAMPLE OF TECHNIQUES FOR
CALCULATING THE PROBABILITY OF FAILURE ON DEMAND
FOR A SAFETY INSTRUMENTED FUNCTION
ANNEX B (INFORMATIVE) - TYPICAL SIS ARCHITECTURE
DEVELOPMENT
ANNEX C (INFORMATIVE) - APPLICATION FEATURES OF A
SAFETY PLC
ANNEX D (INFORMATIVE) - EXAMPLE OF SIS LOGIC SOLVER
APPLICATION SOFTWARE DEVELOPMENT METHODOLOGY
ANNEX E (INFORMATIVE) - EXAMPLE OF DEVELOPMENT OF
EXTERNALLY CONFIGURED DIAGNOSTICS FOR A
SAFETY-CONFIGURED PE LOGIC SOLVER