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DD IEC PAS 61784-3-18 : DRAFT SEP 2009
Superseded
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INDUSTRIAL COMMUNICATION NETWORKS - PROFILES - PART 3-18: FUNCTIONAL SAFETY FIELDBUSES - ADDITIONAL SPECIFICATIONS FOR CPF SNPFAMILY
31-07-2011
23-11-2012
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions, symbols, abbreviated terms and
conventions
3.1 Terms and definitions
3.1.1 Common terms and definitions
3.1.2 CPF X: Additional terms and definitions
3.2 Symbols and abbreviated terms
3.2.1 Common symbols and abbreviated terms
3.2.2 CPF SNpFAMILY: Additional abbreviated terms
3.2.3 CPF SNpFAMILY: Additional symbols
3.3 Conventions
4 Overview of FSCP SNpFAMILY/1 (SafetyNET p[TM])
5 General
5.1 External documents providing specifications for the
profile
5.2 Safety functional requirements
5.3 Safety measures
5.4 Safety communication layer structure
5.5 Relationships with FAL (and DLL, PhL)
5.5.1 General
5.5.2 Data Types
6 Safety communication layer services
6.1 General elements
6.1.1 General
6.1.2 Safe object dictionary
6.1.3 Safe process data object (SPDO)
6.1.4 Safe heartbeat (SHB)
6.1.5 Safe delay monitoring (SDM)
6.2 Communication relation
7 Safety communication layer protocol
7.1 Safety PDU formats
7.1.1 Safe process data objects (SPDO)
7.1.2 Safe heartbeat (SHB)
7.1.3 Safety PDUs embedded in a Type SNpTYPE PDU
7.2 Safe application layer management (SALMT)
7.3 Safe process data communication
7.4 Safe heartbeat
7.5 Delay monitoring
8 Safety communication layer management
8.1 Parameter handling
8.2 Object dictionary
8.2.1 General
8.2.2 Communication profile section
8.2.3 Standardized device profile section
8.3 Device description
9 System requirements
9.1 Indicators and switches
9.1.1 Indicator states and flash rates
9.1.2 Indicators
9.1.3 Switches
9.2 Installation guidelines
9.3 Safety function response time
9.3.1 General
9.3.2 Determination of FSCP SNpFAMILY time expectation
behavior
9.3.3 Calculation of the worst case safety function
response time
9.4 Duration of demands
9.5 Constraints for calculation of system characteristics
9.5.1 Safety related constraints
9.5.2 Probabilistic considerations
9.6 Maintenance
9.7 Safety manual
10 Certification
Bibliography
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