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eLibrary > BS EN IEC 61784-3-8:2021 Industrial communication networks. Profiles - Functional safety fieldbuses. Additional specifications for CPF8 >

BS EN IEC 61784-3-8:2021 Industrial communication networks. Profiles - Functional safety fieldbuses. Additional specifications for CPF8, 2021

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BS EN IEC 61784-3-8:2021 Industrial communication networks. Profiles - Functional safety fieldbuses. Additional specifications for CPF8, 2021

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Annex ZA(normative)Normative references to international publicationswith their corresponding European publications
English [Go to Page]
CONTENTS
FOREWORD
0 Introduction [Go to Page]
0.1 General
Figure 1 – Relationships of IEC 617843 with other standards (machinery)
Figures [Go to Page]
Figure 2 – Relationships of IEC 617843 with other standards (process)
0.2 Patent declaration
1 Scope
2 Normative references
3 Terms, definitions, symbols, abbreviated terms and conventions [Go to Page]
3.1 Terms and definitions [Go to Page]
3.1.1 Common terms and definitions
3.1.2 CPF 8: Additional terms and definitions
3.2 Symbols and abbreviated terms [Go to Page]
3.2.1 Common symbols and abbreviated terms
3.2.2 CPF 8: Additional symbols and abbreviated terms
3.3 Conventions
4 Overview
5 General
6 Safety communication layer services
7 Safety communication layer protocol
8 Safety communication layer management
9 System requirements
10 Assessment
11 FSCP 8/1 [Go to Page]
11.1 Scope – FSCP 8/1
11.2 Normative references – FSCP 8/1
11.3 Terms, definitions, symbols, abbreviated terms and conventions – FSCP 8/1
11.4 Overview of FSCP 8/1 (CC-Link Safety™)
11.5 General – FSCP 8/1 [Go to Page]
11.5.1 External documents providing specifications for the profile
11.5.2 Safety functional requirements
11.5.3 Safety measures
Tables [Go to Page]
Table 1 – Selection of the various measures for possible errors [Go to Page]
11.5.4 Safety communication layer structure
11.5.5 Relationships with FAL (and DLL, PhL)
11.6 Safety communication layer services for FSCP 8/1 [Go to Page]
11.6.1 General
11.6.2 SASEs
Figure 3 – Relationship between SCL and the other layers of IEC 61158 Type 18 [Go to Page]
11.6.3 SARs
11.6.4 Process data SAR ASEs
11.7 Safety communication layer protocol for FSCP 8/1 [Go to Page]
11.7.1 Safety PDU format
Table 2 – M1 safety device manager attribute format
Table 3 – S1 safety device manager attribute format
Table 4 – M1 safety connection manager attribute format
Table 5 – S1 safety connection manager attribute format
Table 6 – M1 safety cyclic transmission attribute format
Table 7 – S1 safety cyclic transmission attribute format
Table 8 – M1 safety device manager attribute encoding
Table 9 – S1 safety device manager attribute encoding
Table 10 – M1 safety connection manager attribute encoding
Table 11 – S1 safety connection manager attribute encoding
Table 12 – M1 safety cyclic transmission attribute encoding
Table 13 – S1 safety cyclic transmission attribute encoding [Go to Page]
11.7.2 State description
Figure 4 – State diagram
Table 14 – Safety master monitor timer operation
Table 15 – Safety slave monitor timer operation
Table 16 – Safety data monitor timer operation
11.8 Safety communication layer management for FSCP 8/1 [Go to Page]
11.8.1 General
11.8.2 Connection establishment and confirmation processing
11.8.3 Safety slave verification
Table 17 – Details of connection establishment and confirmation processing
Table 18 – Details of slave information verification processing
11.9 System requirements for FSCP 8/1 [Go to Page]
11.9.1 Indicators and switches
Table 19 – Details of safety slave parameter transmission processing [Go to Page]
11.9.2 Installation guidelines
11.9.3 Safety function response time
Table 20 – Monitor LEDs
Table 21 – Safety function response time calculation
Table 22 – Safety function response time definition of terms [Go to Page]
11.9.4 Duration of demands
11.9.5 Constraints for calculation of system characteristics
11.9.6 Maintenance
11.9.7 Safety manual
11.10 Assessment for FSCP 8/1
12 FSCP 8/2 [Go to Page]
12.1 Scope – FSCP 8/2
12.2 Normative references – FSCP 8/2
12.3 Terms, definitions, symbols, abbreviated terms and conventions – FSCP 8/2
12.4 Overview of FSCP 8/2 (CC-Link IE™ Safety communication function)
12.5 General – FSCP 8/2 [Go to Page]
12.5.1 External documents providing specifications for the profile
12.5.2 Safety functional requirements
12.5.3 Safety measures
Table 23 – Selection of the various measures for possible errors
Figure 5 – Detection of unintended repetition
Figure 6 – Detection of incorrect sequence
Figure 7 – Detection of loss
Figure 8 – Detection of unacceptable delay by time stamps
Figure 9 – Detection of unacceptable delay by timer [Go to Page]
12.5.4 Safety communication layer structure
Figure 10 – Protocol Hierarchy [Go to Page]
12.5.5 Relationships with FAL (and DLL, PhL)
12.6 Safety communication layer services for FSCP 8/2 [Go to Page]
12.6.1 General
12.6.2 Connection reestablishment services
Table 24 – SSStart
Table 25 – SSRestart [Go to Page]
12.6.3 Data transmission services
Table 26 – SSInvokeFunc
Table 27 – SSRead [Go to Page]
12.6.4 Connection termination notification services
12.7 Safety communication layer protocol for FSCP 8/2 [Go to Page]
12.7.1 Safety PDU format
Table 28 – SS-Write
Table 29 – SSTerminate
Figure 11 – Safety PDU Structure
Table 30 – Safety PDU elements
Figure 12 – CTRL Configuration
Table 31 – CTRL Elements
Figure 13 – SASEM and SASES TS
Figure 14 – SData during safety refresh
Figure 15 – SData not during safety refresh
Figure 16 – SData header configuration [Go to Page]
12.7.2 Safety FAL service protocol machine (SFSPM)
Figure 17 – CRC calculation
Figure 18 – Communication models
Figure 19 – SFSPM state transition diagram
Table 32 – State list
Figure 20 – Connection establishment sequence
Figure 21 – Optional sequence during connection establishment sequence
Figure 22 – Communication sequence during safety refresh communication
Figure 23 – Offset measurement and generation sequence during safety refresh communication
Figure 24 – SFSPMM state transition diagram
Table 33 – SFSPMM timers
Table 34 – SFSPMM state transition table
Figure 25 – Sequence other than during safety refresh
Figure 26 – SConnectreq
Table 35 – support_functions
Figure 27 – SInitConfirmNetPrmreq
Figure 28 – net_prm_list
Figure 29 – SInitVerifyStnPrmreq
Figure 30 – stn_prm_list
Figure 31 – SInvokeFuncreq
Figure 32 – SWriteErrorInforeq
Table 36 – error_category
Table 37 – error_category for AL errors
Figure 33 – date_and_time_of_occurence
Table 38 – error_code
Figure 34 – SFSPMS state transition diagram
Table 39 – SFSPMS timers
Table 40 – SFSPMS state transition table
Figure 35 – Sequence other than during safety refresh
Figure 36 – SConnectrsp
Figure 37 – SInitConfirmNetPrmrsp
Figure 38 – SInitVerifyStnPrmrsp
Figure 39 – SInvokeFuncrsp
Figure 40 – Offset calculation procedure of safety clock
12.8 Safety communication layer management for FSCP 8/2 [Go to Page]
12.8.1 Parameter Definitions
Table 41 – Parameters used by safety communication layer
Figure 41 – Relationship between transmissioninterval fluctuation and transmission_interval
Figure 42 – Calculation of allowable_refresh_interval [Go to Page]
12.8.2 Parameter Setup
Figure 43 – Calculation of allowable_delay [Go to Page]
12.8.3 Management Services
Table 42 – SMSetSafetyStationInfo
Table 43 – Safety station information setting parameters of SMSetSafetyStationInfo
Table 44 – SMSetSafetyNetworkParameter
Table 45 – Safety network parameters of SMSetSafetyNetworkParameter
Table 46 – SMGetSafetyStationInfo
Table 47 – Safety station information parameters of SMGetSafetyStationInfo (Request)
Table 48 – Safety station information parameters of SMGetSafetyStationInfo (Response)
Table 49 – SMGetSafetyNetworkParameter
Table 50 – Parameters of SMGetSafetyNetworkParameter request
12.9 System requirements for FSCP 8/2 [Go to Page]
12.9.1 Indicators and switches
Table 51 – Parameters of SMGetSafetyNetworkParameter response
Table 52 – Monitor LEDs
Table 53 – Communication port monitor LEDs [Go to Page]
12.9.2 Installation guidelines
12.9.3 Safety function response time
Figure 44 – Calculation of response time between safety PLCs [Go to Page]
12.9.4 Duration of demands
12.9.5 Constraints for calculation of system characteristics
12.9.6 Maintenance
12.9.7 Safety manual
Figure 45 – Constraints on NSE and m
12.10 Assessment for FSCP 8/2
Annex A (informative) Additional information for functional safety communication profiles of CPF 8 [Go to Page]
Table A.1 – Residual error probability for FSCP 8/1 CRC
Figure A.1 – Allowable_delay and offset calculation deviation
Table A.2 – Residual error probability for FSCP 8/2 CRC
Annex B (informative) Information for assessment of the functional safety communication profiles of CPF 8
Bibliography [Go to Page]

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