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IEC 61158-5-26
Edition 1.0 2019-04
INTERNATIONAL
STANDARD
Industrial communication networks – Fieldbus specifications –
Part 5-26: Application layer service definition – Type 26 elements
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IEC 61158-5-26
Edition 1.0 2019-04
INTERNATIONAL
STANDARD
Industrial communication networks – Fieldbus specifications –
Part 5-26: Application layer service definition – Type 26 elements
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 25.040.40; 35.100.70; 35.110 ISBN 978-2-8322-6768-4
– 2 – IEC 61158-5-26:2019 © IEC 2019
CONTENTS
FOREWORD . 5
INTRODUCTION . 7
1 Scope . 8
1.1 Overview . 8
1.2 Specifications . 9
1.3 Conformance . 9
2 Normative references . 9
3 Terms, definitions, symbols, abbreviations and conventions . 10
3.1 Terms and definitions from other ISO/IEC standards . 11
3.1.1 Terms and definitions from ISO/IEC 7498-1 . 11
3.1.2 Terms and definitions from ISO/IEC 8822 . 11
3.1.3 Terms and definitions from ISO/IEC 9545 . 11
3.1.4 Terms and definitions from ISO/IEC 8824-1 . 11
3.2 Fieldbus application layer Type 26-specific definitions . 12
3.3 Abbreviations and symbols . 18
3.4 Conventions . 20
3.4.1 Overview . 20
3.4.2 General conventions . 20
3.4.3 Conventions for class definitions . 20
3.4.4 Conventions for service definitions . 21
4 Concepts . 22
5 Data type ASE . 23
5.1 Overview . 23
5.2 Formal definition of data type objects . 23
5.2.1 Data type class definitions . 23
5.2.2 Attributes . 24
5.3 FAL defined data types . 25
5.3.1 Fixed length types . 25
5.3.2 String types . 29
5.4 Data type ASE service specification . 30
6 Communication model specification . 30
6.1 General . 30
6.2 Protocol stack for Type 26 fieldbus . 30
6.3 Overview of Type 26 communication model . 31
6.4 Cyclic data communication service with Common-memory . 32
6.4.1 Overview . 32
6.4.2 Common–memory: allocation to each node . 32
6.4.3 Data sharing among nodes with the CM . 33
6.4.4 CM data type . 35
6.5 ASEs . 35
6.5.1 Overview of Type 26 ASEs . 35
6.5.2 Type 26 specific conventions for FAL service common parameters . 36
6.5.3 Cyclic-data ASE. 37
6.5.4 Message data ASE . 42
6.5.5 Communication load measurement ASE . 69
6.5.6 Network management ASE . 74
6.5.7 General purpose command server ASE . 87
6.5.8 AR ASE . 90
6.5.9 FAL ASE summary . 101
Bibliography . 104
Figure 1 – Protocol stack for Type 26 fieldbus . 31
Figure 2 – Unconfirmed Push-Publisher/Subscriber type interaction . 32
Figure 3 – Unconfirmed/Confirmed Client/Server type interaction . 32
Figure 4 – Common memory allocation . 33
Figure 5 – Data sharing with the CM . 34
Figure 6 – Node #01 for reception only . 34
Figure 7 – Node #01 without the CM . 35
Figure 8 – The structure of ASEs for Type 26 FAL . 36
Figure 9 – Virtual-address-space for Byte block . 45
Figure 10 – Virtual-address-space for Word block . 48
Figure 11 – AR ASE internal architecture . 91
Figure 12 – Structure of IP address . 99
Table 1 – Write service parameters . 39
Table 2 – Send-CM service parameters . 40
Table 3 – Read service parameters. 40
Table 4 – Update memory service parameters . 41
Table 5 – Get- buffer service parameters . 42
Table 6 – Byte block read service parameters . 46
Table 7 – Byte block write service parameters . 47
Table 8 – Word block read service parameters . 48
Table 9 – Word block write service parameters . 49
Table 10 – Network parameter read service parameters . 50
Table 11 – Network parameter write service parameters . 51
Table 12 – Stop command service parameters . 52
Table 13 – Operation command service parameters. 53
Table 14 – profile read service parameters . 53
Table 15 – Transparent message service parameters . 56
Table 16 – Log data read service parameters . 57
Table 17 – Log data items. 57
Table 18 – Log data clear service parameters . 61
Table 19 – Message return service parameters . 62
Table 20 – Vendor specific message service parameters . 63
Table 21 – Set remote node configuration parameter service parameters . 64
Table 22 – Data elements and Node configuration parameters. 64
Table 23 – Service parameters of Read remote participating node management
information parameter service . 65
Table 24 – Participating node management information parameters . 66
Table 25 – Read remote node management information parameter service parameters . 67
– 4 – IEC 61158-5-26:2019 © IEC 2019
Table 26 – Node management information parameters . 67
Table 27 – Read remote node setting information parameter service parameters . 68
Table 28 –Node setting information parameters . 69
Table 29 – Start TK-holding-time measurement service parameters . 71
Table 30 – Terminate TK-holding-time measurement service parameters . 71
Table 31 – Token-holding-time measurement result . 72
Table 32 – Start GP_Comm sender log service parameters . 73
Table 33 – Terminate GP_Comm sender log service parameters . 73
Table 34 – GP_Comm sender log measurement result .
...