ISO 13849-2:2012
Safety of machinery — Safety-related parts of control systems — Part 2: Validation
ISO 13849-2:2012 specifies the procedures and conditions to be followed for the validation by analysis and testing of the specified safety functions, the category achieved, and the performance level achieved by the safety-related parts of a control system (SRP/CS) designed in accordance with ISO 13849-1.
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CVP_Secretariat_Loca
Annex E (informative) Example of validation of fault behaviour and diagnostic means
Bibliography
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Validation process
4.1 Validation principles
4.2 Validation plan
4.3 Generic fault lists
4.4 Specific fault lists
4.5 Information for validation
4.6 Validation record
5 Validation by analysis
5.1 General
5.2 Analysis techniques
6 Validation by testing
6.1 General
6.2 Measurement accuracy
6.3 More stringent requirements
6.4 Number of test samples
7 Validation of safety requirements specification for safety functions
8 Validation of safety functions
9 Validation of performance levels and categories
9.1 Analysis and testing
9.2 Validation of category specifications
9.3 Validation of MTTFd, DCavg and CCF
9.4 Validation of measures against systematic failures related to performance level and category of SRP/CS
9.5 Validation of safety-related software
9.6 Validation and verification of performance level
9.7 Validation of combination of safety-related parts
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 validation of fault behaviour and diagnostic means
Bibliography
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CVP_Secretariat_Loca
Annex E (informative) Example of validation of fault behaviour and diagnostic means
Bibliography
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Validation process
4.1 Validation principles
4.2 Validation plan
4.3 Generic fault lists
4.4 Specific fault lists
4.5 Information for validation
4.6 Validation record
5 Validation by analysis
5.1 General
5.2 Analysis techniques
6 Validation by testing
6.1 General
6.2 Measurement accuracy
6.3 More stringent requirements
6.4 Number of test samples
7 Validation of safety requirements specification for safety functions
8 Validation of safety functions
9 Validation of performance levels and categories
9.1 Analysis and testing
9.2 Validation of category specifications
9.3 Validation of MTTFd, DCavg and CCF
9.4 Validation of measures against systematic failures related to performance level and category of SRP/CS
9.5 Validation of safety-related software
9.6 Validation and verification of performance level
9.7 Validation of combination of safety-related parts
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 validation of fault behaviour and diagnostic means
Bibliography