PREN ISO 13849-2 : DRAFT 2010

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Validation process
5 Validation by analysis
6 Validation by testing
7 Validation of safety requirements specification
8 Validation of safety functions
9 Validation of performance levels and categories
10 Validation of environmental requirements
11 Validation of maintenance requirements
12 Validation of technical documentation and information
   for use
Annex A (informative) - Validation tools for mechanical
        systems
Annex B (informative) - Validation tools for pneumatic
        systems
Annex C (informative) - Validation tools for hydraulic
        systems
Annex D (informative) - Validation tools for electrical
        systems
Annex E (informative) - Example of the validation of
        fault behaviour and diagnostic means
Bibliography

Describes the procedures and conditions to be followed for the validation by analysis and testing of: - the safety functions provided; - the category achieved; and - the performance level achieved, of the safety-related parts of the control system (SRP/CS) in compliance with ISO 13849-1, using the design rationale provided by the designer.