IEC 62948-2017 Industrial networks - Wireless communication network and communication profiles - WIA-FA《工业网络 无线通信网络和通信概况 WIA-FA (IEC 62948-2017)》.pdf

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1、 IEC 62948 Edition 1.0 2017-07 INTERNATIONAL STANDARD Industrial networks Wireless communication network and communication profiles WIA-FA IEC 62948:2017-07(en) colour inside THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2017 IEC, Geneva, Switzerland All rights reserved. Unless otherwise specifi

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10、ish to give us your feedback on this publication or need further assistance, please contact the Customer Service Centre: csciec.ch. IEC 62948 Edition 1.0 2017-07 INTERNATIONAL STANDARD Industrial networks Wireless communication network and communication profiles WIA-FA INTERNATIONAL ELECTROTECHNICAL

11、 COMMISSION ICS 25.040.40; 35.110 ISBN 978-2-8322-4607-8 Registered trademark of the International Electrotechnical Commission Warning! Make sure that you obtained this publication from an authorized distributor. colour inside 2 IEC 62948:2017 IEC 2017 CONTENTS FOREWORD . 12 1 Scope 14 2 Normative r

12、eferences 14 3 Terms, definitions, abbreviated terms, and conventions . 14 3.1 Terms and definitions 14 3.2 Abbreviated terms . 17 3.3 Conventions 19 4 Data coding . 20 4.1 Overview. 20 4.2 Basic data type coding 21 4.2.1 Integer coding 21 4.2.2 Unsigned coding 21 4.2.3 Float coding . 22 4.2.4 Octet

13、string coding . 23 4.2.5 BitField coding . 23 4.2.6 Bitstring coding 24 4.2.7 TimeData coding . 24 4.2.8 KeyData coding . 25 4.3 Structured data type coding 25 4.3.1 Structure type coding . 25 4.3.2 List type coding . 25 5 WIA-FA overview . 25 5.1 Device types . 25 5.1.1 General . 25 5.1.2 Host comp

14、uter . 25 5.1.3 Gateway device . 25 5.1.4 Access device . 26 5.1.5 Field device . 26 5.1.6 Handheld device 26 5.2 Network topology 26 5.3 Protocol architecture . 27 6 System management . 29 6.1 Overview. 29 6.2 Device Management Application Process 30 6.2.1 General . 30 6.2.2 Network manager 32 6.2.

15、3 Security manager 32 6.2.4 Network management module 32 6.2.5 Security management module 32 6.2.6 DMAP state machines . 32 6.3 Addressing and address assignment . 44 6.4 Communication resource allocation . 45 6.4.1 General . 45 6.4.2 Communication resource allocation . 45 6.5 Joining and leave proc

16、ess of field device 46 6.5.1 Join process of a field device . 46 IEC 62948:2017 IEC 2017 3 6.5.2 Communication resource allocation to field device . 47 6.5.3 Leaving process of a field device . 48 6.6 Network performance monitoring . 49 6.6.1 Device status report . 49 6.6.2 Channel condition report

17、50 6.7 Management information base and services 50 6.7.1 Management information base . 50 6.7.2 MIB services 61 7 Physical layer 64 7.1 General . 64 7.2 General requirements based on IEEE STD 802.11-2012 . 64 7.3 Additional requirements 65 7.3.1 General . 65 7.3.2 Frequency band . 65 7.3.3 Channel b

18、itmap . 65 7.3.4 Transmit power 67 7.3.5 Data rate . 67 8 Data Link Layer . 67 8.1 General . 67 8.1.1 DLL functions 67 8.1.2 Protocol architecture 67 8.1.3 WIA-FA superframe . 68 8.1.4 Communication based on multiple access devices . 70 8.1.5 Time synchronization . 72 8.1.6 Frame aggregation/disaggr

19、egation. 73 8.1.7 Fragmentation and reassembly 74 8.1.8 Retransmission 74 8.2 Data link sub-layer data services 77 8.2.1 General . 77 8.2.2 DLDE-DATA.request primitive 77 8.2.3 DLDE-DATA.indication primitive 78 8.2.4 Time sequence of DLL data service . 79 8.3 Data link sub-layer management services

20、. 80 8.3.1 General . 80 8.3.2 Network discovery services . 81 8.3.3 Time synchronization services . 83 8.3.4 Device joining services 85 8.3.5 Device status report services . 88 8.3.6 Channel condition report services 90 8.3.7 Remote attribute get services 92 8.3.8 Remote attribute set services 96 8.

21、3.9 Device leaving services . 100 8.4 DLL frame formats 102 8.4.1 General frame format . 102 8.4.2 Date frame format 103 8.4.3 Aggregation frame format 104 8.4.4 NACK frame format . 104 8.4.5 GACK frame format . 104 8.4.6 Beacon frame format . 105 4 IEC 62948:2017 IEC 2017 8.4.7 Join request frame f

22、ormat 106 8.4.8 Join response frame format . 106 8.4.9 Leave request frame format . 106 8.4.10 Leave response frame format 106 8.4.11 Device status report frame format 106 8.4.12 Channel condition report frame format . 107 8.4.13 Time synchronization request frame format . 107 8.4.14 Time synchroniz

23、ation response frame format . 107 8.4.15 Remote attribute get request frame format . 107 8.4.16 Remote attribute get response frame format 108 8.4.17 Remote attribute set request frame format . 108 8.4.18 Remote attribute set response frame format 109 8.5 Data link layer state machines 109 8.5.1 DLL

24、 state machine of access device 109 8.5.2 DLL state machine of field device 117 8.5.3 Functions used in DLL state machines . 123 9 Wired specifications between GW and AD . 124 9.1 Overview. 124 9.2 Join process of access device . 124 9.3 Frame formats between GW and AD . 124 9.4 Communication based

25、on multiple access device 127 10 Application Layer . 127 10.1 Overview. 127 10.2 AL protocol stack 127 10.3 AL functions 128 10.3.1 Data functions . 128 10.3.2 Management functions . 128 10.3.3 Communication models 129 10.4 Application data 129 10.4.1 General . 129 10.4.2 Attribute data . 129 10.4.3

26、 Process data . 129 10.4.4 Event data . 130 10.5 User application process . 131 10.5.1 General . 131 10.5.2 User application object 132 10.5.3 IO data image on gateway device 132 10.5.4 Alarm mechanism 133 10.5.5 Application configuration 134 10.6 Application services 140 10.6.1 Confirmed services a

27、nd unconfirmed services . 140 10.6.2 Read service . 141 10.6.3 Write service . 143 10.6.4 Publish service 144 10.6.5 Report service . 145 10.6.6 Report ACK service . 146 10.6.7 Start service 147 10.6.8 Stop service 148 10.7 Application sub-layer 149 IEC 62948:2017 IEC 2017 5 10.7.1 Overview . 149 10

28、.7.2 ASL data service . 149 10.7.3 ASL management service 152 10.7.4 ASL message format . 153 11 Security . 172 11.1 General . 172 11.1.1 Security management architecture . 172 11.1.2 Security functions 174 11.1.3 Keys 174 11.2 Security services 175 11.2.1 General . 175 11.2.2 Key establish service

29、. 175 11.2.3 Key update service 178 11.2.4 Security alarm service . 180 11.3 Secure join . 181 11.3.1 General . 181 11.3.2 Secure join process of FD 182 11.4 Key management 183 11.4.1 General . 183 11.4.2 Key establish process 183 11.4.3 Key update process . 184 11.5 DLL secure communication . 186 1

30、1.6 Security alarm . 187 11.7 Secure frame format . 187 11.7.1 General secure DLL frame format 187 11.7.2 Secure aggregation frame format . 188 11.7.3 Key establish request frame format 188 11.7.4 Key establish response frame format . 189 11.7.5 Key update request frame format . 189 11.7.6 Key updat

31、e response frame format 189 11.7.7 Security alarm request frame format 190 Annex A (informative) Security strategy for WIA-FA network 191 A.1 Risk analysis for WIA-FA network . 191 A.2 Security principles for WIA-FA network . 191 A.3 Security objectives for WIA-FA network 191 A.4 Security grade of W

32、IA-FA network 191 Annex B (informative) Regional modification for compliance with ETSI standards 193 B.1 General . 193 B.2 Compliance with ETSI EN 300 440-2 V1.4.1 . 193 B.3 Compliance with ETSI EN 300 328V1.9.1 193 Bibliography 197 Figure 1 Conventions used for state machines . 19 Figure 2 Integer

33、coding 21 Figure 3 Unsigned coding 21 Figure 4 Single float coding . 22 Figure 5 Double float coding 23 Figure 6 WIA-FA redundant star topology 27 6 IEC 62948:2017 IEC 2017 Figure 7 OSI basic reference model mapped to WIA-FA . 27 Figure 8 Protocol architecture of WIA-FA . 28 Figure 9 Data flow over

34、WIA-FA network 29 Figure 10 System management scheme . 29 Figure 11 DMAP of management system 30 Figure 12 DMAP state machine of gateway device . 33 Figure 13 DMAP sub-state machine of gateway device for each field device 33 Figure 14 DMAP state machine of a field device 37 Figure 15 DMAP state mach

35、ine of an access device 40 Figure 16 Long address structure of device 45 Figure 17 Join process of field device 47 Figure 18 Communication resource allocation process for a field device 48 Figure 19 Passive leave process of a field device 49 Figure 20 Device status report process of field device . 4

36、9 Figure 21 Channel condition report process of field device 50 Figure 22 BitMap format . 66 Figure 23 WIA-FA DLL protocol architecture 68 Figure 24 The template of timeslot . 68 Figure 25 WIA-FA default superframe 69 Figure 26 WIA-FA superframe 70 Figure 27 The example of WIA-FA devices multi-chann

37、el communication. 70 Figure 28 An example of beacon communication based on multiple ADs 71 Figure 29 Process of one-way time synchronization . 72 Figure 30 Process of two-way time synchronization . 73 Figure 31 Aggregation frame payload format 74 Figure 32 Example of NACK-based retransmission mode .

38、 75 Figure 33 Example of multi-unicast retransmission mode . 76 Figure 34 Example of multi-broadcast retransmission mode . 76 Figure 35 Example of GACK-based timeslot backoff mode . 77 Figure 36 Time sequence of period data service from FD to GW 79 Figure 37 Time sequence of other data service from

39、FD to GW 80 Figure 38 Time sequence of data service from GW to FD . 80 Figure 39 Network discovery process . 82 Figure 40 Time synchronization process 85 Figure 41 Device join process 88 Figure 42 Device status report process 90 Figure 43 Channel condition report process . 91 Figure 44 Remote attrib

40、ute get process . 96 Figure 45 Remote attribute set process 100 Figure 46 Device leave process . 101 Figure 47 General frame format . 102 Figure 48 DLL frame header 102 Figure 49 DLL frame control format 102 IEC 62948:2017 IEC 2017 7 Figure 50 DLL Date frame format . 103 Figure 51 DLL Aggregation fr

41、ame format . 104 Figure 52 NACK frame format 104 Figure 53 NACK information 104 Figure 54 GACK frame format 104 Figure 55 GACK_Struct Structure 104 Figure 56 DLL Beacon frame format . 105 Figure 57 Shared timeslot count 105 Figure 58 DLL join request frame format 106 Figure 59 DLL join request frame

42、 format 106 Figure 60 DLL leave request frame format . 106 Figure 61 DLL leave response frame format . 106 Figure 62 DLL Device status report frame format . 106 Figure 63 DLL Channel condition report frame format 107 Figure 64 DLL time synchronization request frame format 107 Figure 65 DLL time sync

43、hronization response frame format . 107 Figure 66 DLL Remote attribute get request frame format 108 Figure 67 DLL remote attribute get response frame format . 108 Figure 68 DLL Remote attribute set request frame format 109 Figure 69 DLL remote attribute set response frame format . 109 Figure 70 DLL

44、state machine of access device. 110 Figure 71 DLL state machine of field device . 118 Figure 72 General frame format between GW and AD 124 Figure 73 AL within the protocol architecture of WIA-FA 128 Figure 74 The relationships between UAPs and DAPs . 132 Figure 75 User application objects in a field

45、 device 132 Figure 76 Example of IO data images on the gateway device . 133 Figure 77 C/S VCR relationships between GW and FDs . 136 Figure 78 P/S VCR relationships between GW and FDs . 137 Figure 79 R/S VCR relationships between GW and FDs . 138 Figure 80 Application configuration procedure for a f

46、ield device . 139 Figure 81 Example of UAO data aggregation and disaggregation process 140 Figure 82 Read request message format 141 Figure 83 Read positive response message format 142 Figure 84 Read negative response message format . 142 Figure 85 Read service process . 143 Figure 86 Write request

47、message format 143 Figure 87 Write negative response message format . 143 Figure 88 Write service process . 144 Figure 89 Publish request message format 145 Figure 90 Publish process from FD to GW . 145 Figure 91 Publish process from GW to FD . 145 Figure 92 Report request message format . 145 8 IEC

48、 62948:2017 IEC 2017 Figure 93 Report service process . 146 Figure 94 Report ACK request message format . 146 Figure 95 Report ACK positive response message format 146 Figure 96 Report ACK negative response message format . 147 Figure 97 Report ACK service process . 147 Figure 98 Start service proce

49、ss 148 Figure 99 Stop service process 149 Figure 100 ASL general message format . 153 Figure 101 Format of Message control field . 153 Figure 102 Confirmed application service primitives among layers . 155 Figure 103 Unconfirmed application service primitives among layers . 156 Figure 104 ASL management service primitives betw