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The purpose of this Technical Report is to provide guidance for the design or selection, integration, and validation of PESs for the safety related functions of a machine production system. The terminology used in this document may not be used consistently throughout the industry, but this document...
The purpose of this Technical Report is to provide guidance for the design or selection, integration, and validation of PESs for the safety related functions of a machine production system. The terminology used in this document may not be used consistently throughout the industry, but this document does represent the concepts which are important when using and designing safety-related control systems.
1 SCOPE AND PURPOSE 1.1 SCOPE 1.2 PuRPOSE 2 REFERENCES 3 DEFINITIONS 4 GENERAL CONSIDERATIONS 4.1 SAFETY PROGRAMMABLE ELECTRONIC SYSTEM (SPES) 5 DESIGN CONSIDERATIONS FOR A SPES 5.1 SPES PERFORMANCE LEVEL 5.2 SELECTION OF CONFIGURATION 5.3 FAILURE MODES 6 SAFETY PROGRAMMABLE ELECTRONIC DEVICE 6.1 SELECT OR DESIGN THE SPED FOR THE GIVEN SAFETY RELATED FUNCTION(S) 6.2 APPLICATION SOFTWARE 6.3 SECURITY METHODS 6.4 DOCUMENTATION 7 VALIDATION OF THE PES ANNEX A- PERFORMANCE OF THE SAFETY -RELATED FUNCTION(S) ANNEX B- IDENTIFICATION AND ANALYSIS OF FAILURES ANNEX C- SAFETY RELATED PERFORMANCE LEVELS
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