EN IEC 61158-6-23:2019

SLOVENSKI STANDARD
01-november-2019
Nadomešča:
SIST EN 61158-6-23:2015
Industrijska komunikacijska omrežja - Specifikacije za procesna vodila - 6-23. del:
Specifikacija protokola na aplikacijski ravni - Elementi tipa 23 (IEC 61158-6-
23:2019)
Industrial communication networks - Fieldbus specifications - Part 6-23: Application layer
protocol specification - Type 23 elements (IEC 61158-6-23:2019)
Industrielle Kommunikationsnetze - Feldbusse - Teil 6-23: Protokollspezifikation des
Application Layer (Anwendungsschicht) - Typ 23-Elemente (IEC 61158-6-23:2019)
Réseaux de communication industriels - Spécifications des bus de terrain - Partie 6-23:
Spécification du protocole de la couche application - Eléments de type 23 (IEC 61158-6-
23:2019)
Ta slovenski standard je istoveten z: EN IEC 61158-6-23:2019
ICS:
25.040.40 Merjenje in krmiljenje Industrial process
industrijskih postopkov measurement and control
35.100.70 Uporabniški sloj Application layer
35.110 Omreževanje Networking
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN IEC 61158-6-23

NORME EUROPÉENNE
EUROPÄISCHE NORM
August 2019
ICS 35.100.70; 35.110; 25.040.40 Supersedes EN 61158-6-23:2014 and all of its
amendments and corrigenda (if any)
English Version
Industrial communication networks - Fieldbus specifications -
Part 6-23: Application layer protocol specification - Type 23
elements
(IEC 61158-6-23:2019)
Réseaux de communication industriels - Spécifications des Industrielle Kommunikationsnetze - Feldbusse - Teil 6-23:
bus de terrain - Partie 6-23: Spécification du protocole de la Protokollspezifikation des Application Layer
couche application - Eléments de type 23 (Anwendungsschicht) - Typ 23-Elemente
(IEC 61158-6-23:2019) (IEC 61158-6-23:2019)
This European Standard was approved by CENELEC on 2019-07-25. 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 standard without any alteration.
Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC
Management Centre or to any CENELEC member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by translation
under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the
same status as the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the
Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and the United Kingdom.

European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2019 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 61158-6-23:2019 E

European foreword
The text of document 65C/948/FDIS, future edition 2 of IEC 61158-6-23, 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 approved by CENELEC as EN IEC 61158-6-
23:2019.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2020-04-25
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2022-07-25
document have to be withdrawn
This document supersedes EN 61158-6-23:2014 and all of its amendments and corrigenda (if any).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.

Endorsement notice
The text of the International Standard IEC 61158-6-23:2019 was approved by CENELEC as a
European Standard without any modification.

In the official version, for Bibliography, the following notes have to be added for the standards
indicated:
IEC 61784-1 NOTE Harmonized as EN IEC 61784-1
IEC 61784-2 NOTE Harmonized as EN IEC 61784-2

Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments)
applies.
NOTE 1  Where an International Publication has been modified by common modifications, indicated by (mod), the relevant
EN/HD applies.
NOTE 2  Up-to-date information on the latest versions of the European Standards listed in this annex is available here:
www.cenelec.eu.
Publication Year Title EN/HD Year
IEC 61158-1 2019 Industrial communication networks - Fieldbus EN IEC 61158-1 2019
specifications - Part 1: Overview and guidance
for the IEC 61158 and IEC 61784 series
IEC 61158-5-23 -  Industrial communication networks - Fieldbus EN IEC 61158-5-23 -
specifications - Part 5-23: Application layer
service definition - Type 23 elements
IEC 61158 series Digital data communications for measurement - -
and control - Fieldbus for use in industrial
control systems - Part 6: Application layer
protocol specification
ISO/IEC 7498-1 -  Information technology - Open Systems - -
Interconnection - Basic Reference Model: The
Basic Model
ISO/IEC 8822 -  Information technology - Open Systems - -
Interconnection - Presentation service
definition
ISO/IEC 8824-1 -  Information technology - Abstract Syntax - -
Notation One (ASN.1): Specification of basic
notation
ISO/IEC 9545 -  Information technology - Open Systems - -
Interconnection - Application Layer structure
ISO/IEC 10731 -  Information technology - Open Systems - -
Interconnection - Basic Reference Model -
Conventions for the definition of OSI services

IEC 61158-6-23 ®
Edition 2.0 2019-06
INTERNATIONAL
STANDARD
Industrial communication networks – Fieldbus specifications –

Part 6-23: Application layer protocol specification – Type 23 elements

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 25.040.40; 35.100.70; 35.110 ISBN 978-2-8322-7014-1

– 2 – IEC 61158-6-23:2019 © IEC 2019
CONTENTS
FOREWORD . 9
INTRODUCTION . 11
1 Scope . 13
1.1 General . 13
1.2 Specifications . 14
1.3 Conformance . 14
2 Normative references . 14
3 Terms, definitions, symbols, abbreviated terms and conventions . 15
3.1 Referenced terms and definitions . 15
3.1.1 ISO/IEC 7498-1 terms . 15
3.1.2 ISO/IEC 8822 terms . 15
3.1.3 ISO/IEC 9545 terms . 15
3.1.4 ISO/IEC 8824-1 terms . 15
3.1.5 IEC 61158-1 terms . 16
3.2 Additional Type 23 terms and definitions . 16
3.3 Symbols and abbreviated terms . 18
3.4 Conventions . 19
3.4.1 General concept . 19
3.4.2 Convention for the encoding of reserved bits and octets . 19
3.4.3 Conventions for abstract syntax description . 19
3.4.4 Conventions for bit description in octets . 20
3.4.5 Conventions for state machine descriptions . 20
4 FAL syntax description . 21
4.1 FALPDU type C abstract syntax . 21
4.1.1 Basic abstract syntax . 21
4.1.2 Connect-PDU . 22
4.1.3 ConnectAck-PDU . 22
4.1.4 Scan-PDU . 22
4.1.5 Collect-PDU . 23
4.1.6 Select-PDU . 23
4.1.7 Launch-PDU . 23
4.1.8 Token-PDU . 23
4.1.9 MyStatus-PDU . 24
4.1.10 Transient1-PDU . 24
4.1.11 Dummy-PDU . 25
4.1.12 Transient2-PDU . 25
4.1.13 NTNTest-PDU . 25
4.1.14 CyclicDataW-PDU. 26
4.1.15 CyclicDataB-PDU . 26
4.1.16 CyclicDataOut1-PDU . 26
4.1.17 CyclicDataOut2-PDU . 27
4.1.18 CyclicDataIn1-PDU . 27
4.1.19 CyclicDataIn2-PDU . 27
4.2 FALPDU type F abstract syntax . 28
4.2.1 Basic abstract syntax . 28
4.2.2 Persuasion-PDU . 29
4.2.3 TestData-PDU . 30

IEC 61158-6-23:2019 © IEC 2019 – 3 –
4.2.4 TestDataAck-PDU. 30
4.2.5 Setup-PDU . 31
4.2.6 SetupAck-PDU . 31
4.2.7 F-Token-PDU . 32
4.2.8 F-MyStatus-PDU . 32
4.2.9 Measure-PDU . 32
4.2.10 F-Offset-PDU . 33
4.2.11 F-Update-PDU . 33
4.2.12 F-CyclicData-PDU . 33
4.2.13 Transient1-PDU . 33
4.2.14 TransientAck-PDU . 36
4.2.15 Transient2-PDU . 37
4.2.16 ParamCheck-PDU . 37
4.2.17 Parameter-PDU . 38
4.2.18 Timer-PDU . 39
4.3 Data type assignments for type C . 39
4.4 Data type assignments for type F . 40
5 FAL transfer syntax . 41
5.1 Encoding rules . 41
5.1.1 Unsigned encoding . 41
5.1.2 Octet string encoding . 41
5.1.3 SEQUENCE encoding . 42
5.1.4 LOctetString encoding . 42
5.2 FALPDU type C elements encoding . 42
5.2.1 FALARHeader . 42
5.2.2 Connect-PDU . 44
5.2.3 ConnectAck-PDU . 45
5.2.4 Scan-PDU . 45
5.2.5 Collect-PDU . 46
5.2.6 Select-PDU . 48
5.2.7 Launch-PDU . 49
5.2.8 Token-PDU . 49
5.2.9 MyStatus-PDU . 49
5.2.10 Transient1-PDU . 51
5.2.11 Dummy-PDU . 55
5.2.12 Transient2-PDU . 56
5.2.13 NTNTest-PDU . 67
5.2.14 CyclicDataW-PDU. 67
5.2.15 CyclicDataB-PDU . 68
5.2.16 CyclicDataOut1-PDU . 69
5.2.17 CyclicDataOut2-PDU . 69
5.2.18 CyclicDataIn1-PDU . 70
5.2.19 CyclicDataIn2-PDU . 71
5.3 FALPDU type F elements encoding . 72
5.3.1 FALARHeader . 72
5.3.2 Persuasion-PDU . 76
5.3.3 TestData-PDU . 77
5.3.4 TestDataAck-PDU. 77
5.3.5 Setup-PDU . 78

– 4 – IEC 61158-6-23:2019 © IEC 2019
5.3.6 SetupAck-PDU . 80
5.3.7 F-Token-PDU . 82
5.3.8 F-Measure-PDU . 83
5.3.9 F-Offset-PDU . 83
5.3.10 F-Update-PDU . 84
5.3.11 F-MyStatus-PDU . 84
5.3.12 F-CyclicData-PDU . 89
5.3.13 Transient1-PDU . 90
5.3.14 TransientAck-PDU . 94
5.3.15 Transient2-PDU . 95
5.3.16 ParamCheck-PDU . 98
5.3.17 Parameter-PDU . 99
5.3.18 Timer-PDU . 106
6 Structure of the FAL protocol state machine . 106
7 FAL service protocol machine (FSPM) . 107
7.1 Overview. 107
7.2 FSPM type C . 107
7.2.1 Overview . 107
7.2.2 FSPM . 108
7.3 FSPM type F . 111
7.3.1 Overview . 111
7.3.2 FSPM . 113
8 Application relationship protocol machine (ARPM) . 118
8.1 ARPM type C . 118
8.1.1 Overview . 118
8.1.2 Acyclic transmission . 118
8.1.3 Cyclic transmission . 120
8.1.4 Connection control . 125
8.1.5 Common parameter dist . 163
8.2 ARPM type F . 168
8.2.1 Overview . 168
8.2.2 Acyclic transmission . 169
8.2.3 Cyclic transmission . 171
8.2.4 Channel control . 174
8.2.5 Parameter dist . 212
8.2.6 Synchronous trigger. 215
8.2.7 Timer . 217
8.2.8 Measure transmission . 218
9 DLL mapping protocol machine (DMPM) . 222
9.1 DMPM type C . 222
9.2 DMPM type F . 223
Bibliography . 225

Figure 1 – Bit description in octets . 20
Figure 2 – Structure for memory access information retrieve response . 59
Figure 3 – Attribute definitions . 59
Figure 4 – Access code definitions . 60
Figure 5 – Structure for RUN request . 61

IEC 61158-6-23:2019 © IEC 2019 – 5 –
Figure 6 – Structure for RUN response . 61
Figure 7 – Structure for STOP request . 62
Figure 8 – Structure for STOP response . 62
Figure 9 – Structure for batch memory read request . 62
Figure 10 – Structure for batch memory read response . 63
Figure 11 – Structure for random memory read request . 63
Figure 12 – Structure for random memory read response . 64
Figure 13 – Structure for batch memory write request . 65
Figure 14 – Structure for batch memory write response . 65
Figure 15 – Structure for random memory write request . 66
Figure 16 – Structure for random memory write response . 66
Figure 17 – Relationships between protocol machines . 107
Figure 18 – Structure of FSPM C . 108
Figure 19 – Structure of FSPM F. 111
Figure 20 – Structure of ARPM C . 118
Figure 21 – Structure of ARPM F . 168
Figure 22 – Structure of type C DMPM . 222
Figure 23 – Structure of type F DMPM . 224

Table 1 – State machine description elements . 20
Table 2 – Description of state machine elements . 20
Table 3 – Conventions used in state machines . 21
Table 4 – afFType . 42
Table 5 – priority . 43
Table 6 – portChoice. 44
Table 7 – portCheckResult . 45
Table 8 – dstPortInfo . 45
Table 9 – scanState . 45
Table 10 – nodeType . 46
Table 11 – loopState . 47
Table 12 – Cyclic status . 47
Table 13 – Parameter setting mode . 47
Table 14 – opState . 50
Table 15 – errorState . 50
Table 16 – Data type. 52
Table 17 – CPW. 52
Table 18 – CPWC . 53
Table 19 – CPWCR . 53
Table 20 – cmParam . 53
Table 21 – Details of param area . 54
Table 22 – Details of application parameters . 54
Table 23 – Details of LB/LW CM area and LB/LW CM additional area . 55
Table 24 – Details of LX/LY CM 1 area and LX/LY CM 2 area . 55

– 6 – IEC 61158-6-23:2019 © IEC 2019
Table 25 – Destination module flag . 57
Table 26 – Command types . 58
Table 27 – Access codes of network module memory . 60
Table 28 – Access codes of controller memory . 60
Table 29 – byteValidity . 67
Table 30 – afFType . 72
Table 31 – dataType . 73
Table 32 – varField . 74
Table 33 – nodeType . 74
Table 34 – ProtocolVerType . 75
Table 35 – Link status . 78
Table 36 – Port enable/disable specification . 79
Table 37 – Cyclic transmission parameter hold status . 86
Table 38 – Detailed application operation status . 86
Table 39 – Error detection status . 86
Table 40 – Slave-specific event reception status . 88
Table 41 – dataSupType of dataType (0x07) . 91
Table 42 – FieldSpecificTransient opHeader . 91
Table 43 – command (dataType: 0x07, dataSubType: 0x0002) . 92
Table 44 – subCommand type for each command type . 92
Table 45 – Structure of Deliver node information . 92
Table 46 – Structure of Deliver node information – message . 93
Table 47 – Structure of Get statistical information response . 93
Table 48 – Structure of Acquisition of node details response . 94
Table 49 – Execution module specification. 96
Table 50 – Command type . 97
Table 51 – Cyclic data state table . 109
Table 52 – Acyclic data state table. 109
Table 53 – Management state table . 111
Table 54 – Cyclic data state table . 114
Table 55 – Acyclic data state table. 114
Table 56 – Management state table . 117
Table 57 – Synchronization state table . 117
Table 58 – Measurement state table . 117
Table 59 – Acyclic transmission state table . 119
Table 60 – Acyclic transmission functions . 120
Table 61 – Cyclic transmission state table . 120
Table 62 – Cyclic transmission functions. 125
Table 63 – Connection control state machine – Initial . 126
Table 64 – Connection control state machine – Connect . 126
Table 65 – Connection control state machine – Scan . 128
Table 66 – Connection control state machine – ScanWait . 131
Table 67 – Connection control state machine – Collect . 134

IEC 61158-6-23:2019 © IEC 2019 – 7 –
Table 68 – Connection control state machine – CollectWait . 137
Table 69 – Connection control state machine – Select . 140
Table 70 – Connection control state machine – TokenStartWait . 143
Table 71 – Connection control state machine – LaunchWait . 146
Table 72 – Connection control state machine – TokenReleaseWait . 149
Table 73 – Connection control state machine – TokenReleased . 152
Table 74 – Connection control state machine – TokenWait . 157
Table 75 – Connection control state machine – NTNTestMaster . 162
Table 76 – Connection control state machine – NTNTestSlave . 162
Table 77 – Function list of connection control . 163
Table 78 – Common parameter dist state table . 163
Table 79 – Function list of connection control . 167
Table 80 – Mapping of internal service and acyclic transmission service . 168
Table 81 – Acyclic transmission states . 169
Table 82 – Acyclic transmission state table . 169
Table 83 – Acyclic transmission functions . 171
Table 84 – Acyclic transmission variables . 171
Table 85 – Cyclic transmission states . 172
Table 86 – Cyclic transmission state table . 172
Table 87 – Cyclic transmission functions. 174
Table 88 – Cyclic transmission variables. 174
Table 89 – Master station channel control states . 174
Table 90 – Slave station channel control states . 175
Table 91 – Master station state table – MasterDown . 175
Table 92 – Master station state table – Listen . 175
Table 93 – Master station state table – MasterArbitration . 177
Table 94 – Master station state table – PrimaryMasterScatterTD . 178
Table 95 – Master station state table – PrimaryMasterSettingUp . 180
Table 96 – Master station state table – PrimaryMasterHoldToken . 183
Table 97 – Master station state table – PrimaryMasterSolicitToken . 186
Table 98 – Master station state table – PrimaryMasterInviting . 188
Table 99 – Master station state table – MasterWaitTD . 190
Table 100 – Master station state table – MasterWaitSetup . 192
Table 101 – Master station state table – MasterSolictToken (without Transmission path
delay measurement) . 193
Table 102 – Master station state table – MasterSolictToken (with Transmission path
delay measurement) . 195
Table 103 – Master station state table – MasterHoldToken . 197
Table 104 – Master station state table – MasterMeasurement (without Transmission
path delay measurement function) . 200
Table 105 – Master station state table – MasterMeasurement (with Transmission path
delay measurement function) . 200
Table 106 – Slave station state table – SlaveDown . 200
Table 107 – Slave station state table – SlaveWaitTD . 201

– 8 – IEC 61158-6-23:2019 © IEC 2019
Table 108 – Slave station state table – SlaveWaitSetup . 202
Table 109 – Slave station state table – SlaveSolicitToken (without Transmission path
delay measurement) . 203
Table 110 – Slave station state table – SlaveSolicitToken (with Transmission path
delay measurement) . 204
Table 111 – Slave station state table – SlaveHoldToken . 206
Table 112 – Master station channel control functions . 209
Table 113 – Slave station channel control functions . 210
Table 114 – Master station channel control variables . 211
Table 115 – Slave station channel control variables . 211
Table 116 – Master station channel control timers . 212
Table 117 – Slave station channel control timers . 212
Table 118 – Master station parameter dist states . 212
Table 119 – Slave station parameter dist states . 212
Table 120 – Master station parameter dist state table . 213
Table 121 – Slave station parameter dist state table . 214
Table 122 – Master station parameter dist functions . 215
Table 123 – Slave station parameter dist functions . 215
Table 124 – Master station synchronous trigger states . 216
Table 125 – Slave station synchronous trigger states. 216
Table 126 – Master station synchronous trigger state table . 216
Table 127 – Slave station synchronous trigger state table . 216
Table 128 – Synchronous trigger functions . 216
Table 129 – Timer states – Best effort type . 217
Table 130 – Timer states – Fixed cycle type . 217
Table 131 – Timer state table – Best effort type . 217
Table 132 – Timer state table – Fixed cycle type . 217
Table 133 – Timer variables . 217
Table 134 – Fixed cycle timer . 218
Table 135 – Master station measure transmission states . 218
Table 136 – Slave station measure transmission states . 21
...