1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 61784-3-6:2010Industrial communication networks Profiles Part 3-6: Functional safety fieldbuses Additional specifications for CPF 6BS EN 61784-3-6:2010 BRITISH STANDARDNati
2、onal forewordThis British Standard is the UK implementation of EN 61784-3-6:2010. It is identical to IEC 61784-3-6:2010. It supersedes BS EN 61784-3-6:2008 which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee AMT/7, Industrial communications: process measure
3、mentand control, including fieldbus.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. BSI 2010 ISBN 978 0 580 72030
4、 7 ICS 25.040.40; 35.100.05 Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 30 September 2010. Amendments issued since publicationDate Text affectedEUROPEAN STANDA
5、RD EN 61784-3-6 NORME EUROPENNE EUROPISCHE NORM August 2010 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Management Centre: Avenue Marnix 17, B - 1000 Brussels 2010 CENELEC - All right
6、s of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61784-3-6:2010 E ICS 25.040.40; 35.100.05 Supersedes EN 61784-3-6:2008English version Industrial communication networks - Profiles - Part 3-6: Functional safety fieldbuses - Additional specifications f
7、or CPF 6 (IEC 61784-3-6:2010) Rseaux de communication industriels - Partie 3-6: Bus de terrain scurit fonctionnelle - Spcifications complmentaires pour le CPF 6 (CEI 61784-3-6:2010) Industrielle Kommunikationsnetze - Profile - Teil 3-6: Funktional sichere bertragung bei Feldbussen - Zustzliche Festl
8、egungen fr die Kommunikationsprofilfamilie 6 (IEC 61784-3-6:2010) This European Standard was approved by CENELEC on 2010-07-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national stan
9、dard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any oth
10、er language made by translation under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Cz
11、ech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 61784-3-6:2010EN 61784-3-6:2010 -
12、 2 - Foreword The text of document 65C/591A/FDIS, future edition 2 of IEC 61784-3-6, prepared by SC 65C, Industrial networks, of IEC TC 65, Industrial-process measurement, control and automation, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 61784-3-6 on 2010-07-01
13、. This European Standard supersedes EN 61784-3-6:2008. The main changes with respect to EN 61784-3-6:2008 are listed below: updates in relation with changes in EN 61784-3. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and CE
14、NELEC shall not be held responsible for identifying any or all such patent rights. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2011-04-01 latest date by which the national
15、 standards conflicting with the EN have to be withdrawn (dow) 2013-07-01 Annex ZA has been added by CENELEC. _ BS EN 61784-3-6:2010- 3 - EN 61784-3-6:2010 Endorsement notice The text of the International Standard IEC 61784-3-6:2010 was approved by CENELEC as a European Standard without any modificat
16、ion. In the official version, for Bibliography, the following notes have to be added for the standards indicated: EN 50170 IEC 61131-2 NOTE Harmonized as EN 61131-2. IEC 61326-3-1 NOTE Harmonized as EN 61326-3-1. IEC 61326-3-2 NOTE Harmonized as EN 61326-3-2 IEC 61496 series NOTE Harmonized in EN 61
17、496 series (partially modified). IEC 61508-1:2010 NOTE Harmonized as EN 61508-1:2010 (not modified). IEC 61508-4:2010 NOTE Harmonized as EN 61508-4:2010 (not modified). IEC 61508-5:2010 NOTE Harmonized as EN 61508-5:2010 (not modified). IEC 61508-6:2010 NOTE Harmonized as EN 61508-6:2010 (not modifi
18、ed). IEC 61784-5 series NOTE Harmonized in EN 61784-5 series (not modified). IEC 61800-5-2 NOTE Harmonized as EN 61800-5-2. ISO 10218-1 NOTE Harmonized as EN ISO 10218-1. ISO 13849-2 NOTE Harmonized as EN ISO 13849-2. _ BS EN 61784-3-6:2010EN 61784-3-6:2010 - 4 - Annex ZA (normative) Normative refer
19、ences to international publications with their corresponding European publications The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (i
20、ncluding any amendments) applies. NOTE When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies. Publication Year Title EN/HD Year IEC 60204-1 - Safety of machinery - Electrical equipment of machines - Part 1: General requirements EN
21、 60204-1 - IEC 61131-3 - Programmable controllers - Part 3: Programming languages EN 61131-3 - IEC 61158 Series Industrial communication networks - Fieldbus specifications EN 61158 Series IEC 61158-2 - Industrial communication networks - Fieldbus specifications - Part 2: Physical layer specification
22、 and service definition EN 61158-2 - IEC 61158-3-8 - Industrial communication networks - Fieldbus specifications - Part 3-8: Data-link layer service definition - Type 8 elements EN 61158-3-8 - IEC 61158-4-8 - Industrial communication networks - Fieldbus specifications - Part 4-8: Data-link layer pro
23、tocol specification - Type 8 elements EN 61158-4-8 - IEC 61158-5-8 2007 Industrial communication networks - Fieldbus specifications - Part 5-8: Application layer service definition - Type 8 elements EN 61158-5-8 2008 IEC 61158-6-8 - Industrial communication networks - Fieldbus specifications - Part
24、6-8: Application layer protocol specification - Type 8 elements EN 61158-6-8 - IEC 61508 Series Functional safety of electrical/electronic/programmable electronic safety-related systems EN 61508 Series IEC 61511 Series Functional safety - Safety instrumented systems for the process industry sector E
25、N 61511 Series IEC 61784-1 - Industrial communication networks - Profiles - Part 1: Fieldbus profiles EN 61784-1 - IEC 61784-2 - Industrial communication networks - Profiles - Part 2: Additional fieldbus profiles for real-time networks based on ISO/IEC 8802-3 EN 61784-2 - BS EN 61784-3-6:2010- 5 - E
26、N 61784-3-6:2010 Publication Year Title EN/HD Year IEC 61784-3 2010 Industrial communication networks - Profiles - Part 3: Functional safety fieldbuses - General rules and profile definitions EN 61784-3 2010 IEC 61784-5-6 - Industrial communication networks - Profiles - Part 5-6: Installation of fie
27、ldbuses - Installation profiles for CPF 6 EN 61784-5-6 - IEC 61918 - Industrial communication networks - Installation of communication networks in industrial premises EN 61918 - IEC 62061 - Safety of machinery - Functional safety of safety-related electrical, electronic and programmable electronic c
28、ontrol systems EN 62061 - ISO 12100-1 - Safety of machinery - Basic concepts, general principles for design - Part 1: Basic terminology, methodology EN ISO 12100-1 - ISO 13849-1 - Safety of machinery - Safety-related parts of control systems - Part 1: General principles for design EN ISO 13849-1 - T
29、his page deliberately left blank 61784-3-6 IEC:2010(E) CONTENTS 0 Introduction 9 0.1 General .9 0.2 Patent declaration .11 1 Scope.12 2 Normative references .12 3 Terms, definitions, symbols, abbreviated terms and conventions 13 3.1 Terms and definitions 13 3.1.1 Common terms and definitions 13 3.1.
30、2 CPF 6: Additional terms and definitions .18 3.2 Symbols and abbreviated terms.18 3.2.1 Common symbols and abbreviated terms 18 3.2.2 CPF 6: Additional symbols and abbreviated terms .19 3.3 Conventions 20 4 Overview of FSCP 6/7 (INTERBUS Safety) .20 4.1 General .20 4.2 Technical overview20 4.3 Func
31、tional Safety Communication Profile 6/7.21 5 General 22 5.1 External documents providing specifications for the profile22 5.2 Safety functional requirements 22 5.3 Safety measures .22 5.3.1 General .22 5.3.2 Sequence number .23 5.3.3 Time stamp .23 5.3.4 Time expectation .23 5.3.5 Acknowledgement .2
32、3 5.3.6 Connection authentication .23 5.3.7 Distinction between safety relevant messages and non-safety relevant messages different data integrity assurance system24 5.3.8 Parameterized shutdown time24 5.4 Safety communication layer structure 24 5.4.1 Decomposition process24 5.4.2 Definition of the
33、safety function of the safety communication system .25 5.4.3 Decomposition of the safety function of a safety communication system into function blocks26 5.4.4 Assignment of the function blocks to subsystems 27 5.4.5 Safety requirements and safety integrity requirements.30 5.4.6 Specification of the
34、 safe state30 5.4.7 Response to a fault .31 5.4.8 Stop category 33 5.4.9 Safe Transmission.33 5.5 Relationships with FAL (and DLL, PhL) .33 5.5.1 Overview .33 5.5.2 Use of the AR-US service to initiate and parameterize.34 5.5.3 Use of the AR-US service to transmit safety data 35 4BS EN 61784-3-6:201
35、061784-3-6 IEC:2010(E) 5 5.5.4 Use of the AR-US service to abort .36 5.5.5 Data types.36 6 Safety communication layer services36 6.1 General .36 6.2 Transmission principle for safety messages between SCLM and SCLS .36 6.3 Function block requirements37 6.3.1 Input Safe Data function block.37 6.3.2 Ou
36、tput Safe Data function block 37 6.3.3 Safe Calculation function block37 6.4 Context management 38 6.4.1 Initiate service .38 6.4.2 Abort service .39 6.5 Function block parameterization 40 6.5.1 Send application parameter service.40 6.5.2 Send application parameter ID service 41 6.5.3 Parameterize d
37、evice service42 6.6 Safe Process Data Mode.42 6.6.1 Transmit-Safety-Data 42 6.6.2 Set-Diagnostic-Data service 44 6.6.3 Set-Acknowledgement-Data service 44 7 Safety communication layer protocol 45 7.1 Safety PDU format 45 7.1.1 Structure of safety messages 45 7.1.2 Description of the polynomial used
38、46 7.1.3 Structure of safety messages for safe parameterization and idle .46 7.1.4 Structure of safety messages for the transmission of safety data.52 7.1.5 Messages for synchronization53 7.1.6 Structure of safety messages for aborting connections 54 7.2 State description .54 7.2.1 SCLM and SCLS sta
39、te machines .54 7.2.2 Initiate .56 7.2.3 Parameterization .57 7.2.4 Process data mode61 7.2.5 Process data mode with diagnostic data transmission .66 7.2.6 Process data mode with Acknowledgement-Data transmission 66 7.2.7 Connection aborted .67 7.3 Abort .67 7.3.1 Connection abort in the event of an
40、 error detected by the SCLM .67 7.3.2 Abort of all connections in the event of an error detected by the SCLS.68 7.3.3 Abort of all connections in the event of an error detected by the SCLM 70 8 Safety communication layer management.71 8.1 General .71 8.2 Requirements of safety communication layer ma
41、nagement71 8.3 Set-Safety-Configuration service .71 8.4 Start IEC 61158 Type 8 service .73 9 System requirements73 9.1 Indicators and switches .73 BS EN 61784-3-6:2010 6 61784-3-6 IEC:2010(E) 9.2 Installation guidelines73 9.3 Safety function response time .73 9.3.1 General .73 9.3.2 Calculation of t
42、he parameterized shutdown time74 9.4 Duration of demands .78 9.5 Constraints for calculation of system characteristics78 9.5.1 System characteristics.78 9.5.2 Calculation of the number of telegrams per second .78 9.6 Maintenance79 9.7 Safety manual .80 10 Assessment80 Annex A (informative) Additiona
43、l information for functional safety communication profiles of CPF 6.81 Annex B (informative) Information for assessment of the functional safety communication profiles of CPF 6 82 Bibliography83 Table 1 Overview of profile identifier usable for FSCP 6/722 Table 2 Selection of the various measures fo
44、r possible errors23 Table 3 List of function blocks and subsystems27 Table 4 Signal flow between the function blocks 29 Table 5 Initiate service parameters 38 Table 6 Parameterization mode and related services .39 Table 7 Abort service parameters 39 Table 8 Abort of a point-to-point connection by th
45、e SRP or SRC 40 Table 9 Send application parameter service.40 Table 10 Send application parameter ID service 41 Table 11 Parameterize device parameters .42 Table 12 Transmit-Safety-Data service parameters43 Table 13 Set-Diagnostic-Data service parameters44 Table 14 Set-Acknowledgement-Data service p
46、arameters45 Table 15 Parameter ID.48 Table 16 Block 0: Device ID.48 Table 17 Block 1: Parameter record ID 49 Table 18 Block 2: Application parameter 50 Table 19 TIME encoding 52 Table 20 Abort_Info: Connection abort in the event of an error detected by the SCLM .68 Table 21 Abort_Info: Abort of all
47、connections in the event of an error detected by the SCLS69 Table 22 Abort_Info: Abort of all connections in the event of an error detected by the SCLM .71 Table 23 Set-Safety-Configuration service .72 Table 24 Error_Info72 Table 25 Calculation of tIB.77 Table 26 Calculation of tSRC .78 BS EN 61784-
48、3-6:201061784-3-6 IEC:2010(E) 7 Table 27 Calculation of tPST .78 Figure 1 Relationships of IEC 61784-3 with other standards (machinery) .9 Figure 2 Relationships of IEC 61784-3 with other standards (process).10 Figure 3 FSCP 6/7 communication preconditions .21 Figure 4 Example of a safety function 2
49、5 Figure 5 Decomposition of safety function into function blocks.26 Figure 6 Overview of the results of the decomposition process 28 Figure 7 Signal flow between the function blocks .28 Figure 8 Interfaces between the safety devices within the safety communication system29 Figure 9 Signal flow and safe states 31 Figure 10 Mapping of the Safe Transmission function block .33 Figure 11 Relationship between SCL and the other layers of IE
