SIST EN 62026-7:2013

SLOVENSKI STANDARD
01-junij-2013
Nizkonapetostne stikalne in krmilne naprave - Krmilni mesniki naprave (CDIs) - 7.
del: CompoNet (IEC 62026-7:2010, spremenjen)
Low-voltage switchgear and controlgear - Controller-device interfaces (CDIs) - Part 7:
CompoNet (IEC 62026-7:2010, modified)
Niederspannungsschaltgeräte - Steuerung-Geräte-Netzwerke (CDIs) - Teil 7: CompoNet
(IEC 62026-7:2010, modifiziert)
Appareillage à basse tension - Interfaces appareil de commande-appareil (CDI) - Partie
7: CompoNet (IEC 62026-7:2010, modifié)
Ta slovenski standard je istoveten z: EN 62026-7:2013
ICS:
29.130.20 Nizkonapetostne stikalne in Low voltage switchgear and
krmilne naprave controlgear
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
EN 62026-7
NORME EUROPÉENNE
April 2013
EUROPÄISCHE NORM
ICS 29.130.20; 33.200
English version
Low-voltage switchgear and controlgear -
Controller-device interfaces (CDIs) -
Part 7: CompoNet
(IEC 62026-7:2010, modified)
Appareillage à basse tension -  Niederspannungsschaltgeräte -
Interfaces appareil de commande-appareil Steuerung-Geräte-Netzwerke (CDIs) -
(CDI) - Teil 7: CompoNet
Partie 7: CompoNet (IEC 62026-7:2010, modifiziert)
(CEI 62026-7:2010, modifiée)
This European Standard was approved by CENELEC on 2012-12-03. 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, Former Yugoslav Republic of Macedonia, France, Germany,
Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland,
Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom.

CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung

Management Centre: Avenue Marnix 17, B - 1000 Brussels

© 2013 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 62026-7:2013 E
Foreword
This document (EN 62026-7:2013) consists of the text of IEC 62026-7:2010 prepared by IEC/SC 17B
"Low-voltage switchgear and controlgear" of IEC/TC 17 "Switchgear and controlgear", together with
the common modifications prepared by CLC/TC 17B "Low-voltage switchgear and controlgear".
The following dates are fixed:
• latest date by which this document has to be implemented (dop) 2013-12-03
at national level by publication of an identical
national standard or by endorsement
(dow) 2015-12-03
• latest date by which the national standards conflicting
with this document have to be withdrawn
Clauses, subclauses, notes, tables, figures and annexes which are additional to those in
IEC 62026-7:2010 are prefixed “Z”.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC [and/or CEN] shall not be held responsible for identifying any or all such
patent rights.
This document has been prepared under a mandate given to CENELEC by the European Commission
and the European Free Trade Association, and supports essential requirements of EU Directive(s).
For the relationship with EU Directive 2004/108/EC, see informative Annex ZZ, which is an integral
part of this document.
This standard covers the Principle Elements of the Safety Objectives for Electrical Equipment
Designed for Use within Certain Voltage Limits (LVD - 2006/95/EC).
__________
– 3 – EN 62026-7:2013
Endorsement notice
The text of the International Standard IEC 62026-7:2010 was approved by CENELEC as a European
Standard with agreed common modifications.
In the official version, for Bibliography, the following notes have to be added for the standards
indicated:
IEC 61000-4-11 NOTE  Harmonised as EN 61000-4-11.
IEC 61158 series NOTE  Harmonised in EN 61158 series.
IEC 62026-3:2008 NOTE  Harmonised as EN 62026-3:2009 (not modified).
COMMON MODIFICATIONS
9.2.8.1 General
Add the following note at the end of 9.2.8.1:
NOTE  The criteria are those listed in the specifications of 8.7.2 “Immunity".

Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents, in whole or in part, are normatively referenced in this document and are
indispensable for its application. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any amendments) applies.
NOTE  Where an International Publication has been modified by common modifications, indicated by (mod), the relevant
EN/HD applies.
Publication Year Title EN/HD Year
CISPR 11 (mod) 2009 Industrial, scientific and medical equipment - EN 55011 2009
Radio-frequency disturbance characteristics
- Limits and methods of measurement
IEC 60512-1 - Connectors for electronic equipment - Tests EN 60512-1 2001
and measurements -
Part 1: General
IEC 60529 - Degrees of protection provided by EN 60529 1991
enclosures (IP Code) + corr. May 1993
+ A1 2000
IEC 61000-4-2 - Electromagnetic compatibility (EMC) - EN 61000-4-2 2009
Part 4-2: Testing and measurement
techniques - Electrostatic discharge
immunity test
IEC 61000-4-3 - Electromagnetic compatibility (EMC) - EN 61000-4-3 2006
Part 4-3: Testing and measurement + A1 2008
techniques - Radiated, radio-frequency, + A2 2010
electromagnetic field immunity test
IEC 61000-4-4 - Electromagnetic compatibility (EMC) - EN 61000-4-4 2004
Part 4-4: Testing and measurement + A1 2010
techniques - Electrical fast transient/burst
immunity test
IEC 61000-4-5 - Electromagnetic compatibility (EMC) - EN 61000-4-5 2006
Part 4-5: Testing and measurement
techniques - Surge immunity test
IEC 61000-4-6 - Electromagnetic compatibility (EMC) - EN 61000-4-6 2009
Part 4-6: Testing and measurement
techniques - Immunity to conducted
disturbances, induced by radio-frequency
fields
IEC 61076-2-101 - Connectors for electronic equipment - EN 61076-2-101 2008
Product requirements -
Part 2-101: Circular connectors - Detail
specification for M12 connectors with screw-
locking
IEC 61131-2 - Programmable controllers - EN 61131-2 2007
Part 2: Equipment requirements and tests

– 5 – EN 62026-7:2013
Publication Year Title EN/HD Year
1)
IEC 61158-5-2 2007 Industrial communication networks - EN 61158-5-2 2008
Fieldbus specifications -
Part 5-2: Application layer service definition -
Type 2 elements
2)
IEC 61158-6-2 2007 Industrial communication networks - EN 61158-6-2 2008
Fieldbus specifications -
Part 6-2: Application layer protocol
specification - Type 2 elements
IEC 61918 2010 Industrial communication networks - - -
Installation of communication networks in
industrial premises
IEC 62026-1 - Low-voltage switchgear and controlgear - EN 62026-1 2007
Controller-device interfaces (CDIs) -
Part 1: General rules
ISO/IEC 7498-1 - Information technology - Open Systems EN ISO/IEC 7498-1 -
Interconnection - Basic Reference Model:
The Basic Model
1) EN 61158-5-2 is superseded by EN 61158-5-2:2012, which is based on IEC 61158-5-2:2010.
2) EN 61158-6-2 is superseded by EN 61158-6-2:2012, which is based on IEC 61158-6-2:2010.

Annex ZZ
(informative)
Coverage of Essential Requirements of EU Directives
This European Standard has been prepared under a mandate given to CENELEC by the European
Commission and the European Free Trade Association and within its scope the standard covers all
relevant essential requirements as given in Article 1 of Annex I of Directive 2004/108/EC.
Compliance with this standard provides one means of conformity with the specified essential
requirements of the Directive concerned.
WARNING: Other requirements and other EU Directives may be applicable to the products falling
within the scope of this standard.
__________
IEC 62026-7 ®
Edition 1.0 2010-12
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
Low-voltage switchgear and controlgear – Controller-device interfaces (CDIs) –
Part 7: CompoNet
Appareillage à basse tension – Interfaces appareil de commande-appareil (CDI) –
Partie 7: CompoNet
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
PRICE CODE
INTERNATIONALE
XH
CODE PRIX
ICS 29.130.20; 33.200 ISBN 978-2-88912-284-4
– 2 – 62026-7 © IEC:2010
CONTENTS
FOREWORD.13
INTRODUCTION.15
1 Scope .17
2 Normative references .17
3 Terms, definitions, symbols, abbreviated terms and conventions .18
3.1 Terms and definitions .18
3.2 Symbols and abbreviated terms .21
4 Classification.22
4.1 General .22
4.2 Network specifications .24
4.3 Components .24
4.4 CompoNet communication model .25
4.5 CompoNet and CIP.25
5 Characteristics .26
5.1 Communication cycle.26
5.1.1 General .26
5.1.2 Time domains .26
5.1.3 A typical communication cycle.27
5.2 Messaging protocol.27
5.2.1 Message frame format .27
5.2.2 Message frame types .29
5.2.3 Explicit messaging .52
5.2.4 Explicit messaging client/server timing requirement .62
5.3 CompoNet communication object classes.64
5.3.1 General .64
5.3.2 Identity object class definition (class ID code: 01 ) .64
Hex
5.3.3 Message router object class definition (class ID code: 02 ).64
Hex
5.3.4 Connection object class definition (class ID code: 05 ) .64
Hex
5.3.5 CompoNet Link object class definition (class ID code: F7 ).74
Hex
5.3.6 CompoNet Repeater object (class ID code: F8 ).80
Hex
5.4 Network access state machine .82
5.4.1 General .82
5.4.2 Network access events .82
5.4.3 State transition diagram .84
5.4.4 Data rate auto-detection.85
5.4.5 Duplicate MAC ID detection.86
5.4.6 Repeater behaviour.87
5.5 I/O connection .88
5.6 TDMA.88
5.6.1 General .88
5.6.2 Data link timing features.89
5.6.3 Calculation of Time Domain.92
5.7 Physical layer.98
5.7.1 General .98
5.7.2 Physical signalling .98
5.7.3 Master port requirements .98

62026-7 © IEC:2010 – 3 –
5.7.4 Slave port requirements .101
5.7.5 Receiving signal requirements for master and slave ports .104
5.7.6 Requirements for digital processing.105
5.7.7 Recommended circuits and component parameters .108
5.7.8 Isolation.113
5.7.9 Transmission medium .114
5.7.10 Topology.115
5.7.11 Link power .121
5.7.12 Repeater implementation .124
6 Product information .125
7 Normal service, mounting and transport conditions.125
7.1 Normal service conditions .125
7.1.1 General .125
7.1.2 Ambient air temperature.126
7.1.3 Altitude .126
7.1.4 Climatic conditions.126
7.2 Conditions during transport and storage .126
7.3 Mounting .126
8 Constructional and performance requirements.126
8.1 Indicators and configuration switches.126
8.1.1 Status indicators .126
8.1.2 Switches.128
8.1.3 CompoNet marking .129
8.2 CompoNet cable.130
8.2.1 Overview .130
8.2.2 Cable profile template .131
8.2.3 Round cable I profile .132
8.2.4 Round cable II profile .134
8.2.5 Flat cable I profile .136
8.2.6 Flat cable II profile .139
8.3 Terminator.141
8.3.1 General .141
8.3.2 Terminating resistor .141
8.3.3 Terminating capacitor.141
8.4 Connectors.141
8.4.1 General .141
8.4.2 Template .141
8.4.3 Engaging specification for connector profiles: open, flat I, flat II .143
8.4.4 Specifications of hooks for connector profiles: open, flat I, flat II .145
8.4.5 Open connector profile.146
8.4.6 Profile of flat connector I .150
8.4.7 Profile of flat connector II .155
8.4.8 Profile of sealed M12 connector .158
8.5 Node power supply implementation .159
8.5.1 General .159
8.5.2 Requirement for node power supply connection .159
8.5.3 The requirements for nodes powered by network power supplies: .160
8.6 Miswiring protection.161
8.7 Electromagnetic compatibility (EMC) .161

– 4 – 62026-7 © IEC:2010
8.7.1 General .161
8.7.2 Immunity.161
8.7.3 Emissions .162
9 Tests.162
9.1 General .162
9.2 Electrical testing .163
9.2.1 Slave port operation voltage test .163
9.2.2 Reverse connected power supply line.163
9.2.3 Momentary power interruption .164
9.2.4 Isolation.164
9.2.5 Input impedance .165
9.2.6 Output waveform.166
9.2.7 Minimum input waveform.166
9.2.8 Electromagnetic compatibility testing .167
9.3 Mechanical test .168
9.4 Logical test.168
9.4.1 General .168
9.4.2 Test of slaves and repeaters .168
9.4.3 Test of master.171
Annex A (normative) CompoNet common services.174
Annex B (normative) CompoNet error codes.175
Annex C (normative) Connection path attribute definition.176
Annex D (normative) Data type specification and encoding .177
Annex E (normative) Communication objects library .181
Annex F (normative) Value ranges .182
Annex G (normative) CN default time domain .183
Bibliography .187

Figure 1 – Segment layer.23
Figure 2 – CompoNet components .25
Figure 3 – Time domains.26
Figure 4 – A typical communication cycle .27
Figure 5 – A general frame.27
Figure 6 – Preamble of frames .28
Figure 7 – Transmission direction.28
Figure 8 – Transmission direction.29
Figure 9 – OUT frame format .30
Figure 10 – OUT command code .30
Figure 11 – TRG frame format.32
Figure 12 – TRG command code .32
Figure 13 – CN frame format.32
Figure 14 – CN command code .33
Figure 15 – IN frame format .34
Figure 16 – IN command code.35
Figure 17 – A_EVENT frame format .35

62026-7 © IEC:2010 – 5 –
Figure 18 – A_EVENT command code.36
Figure 19 – B_EVENT frame format .37
Figure 20 – B_EVENT command code meanings .38
Figure 21 – B_EVENT message format .39
Figure 22 – E_CMD block .39
Figure 23 – Group block.40
Figure 24 – Item block .40
Figure 25 – Status Read (STR Response) event data .43
Figure 26 – Configuration event data (STW Request) .45
Figure 27 – Poll data.46
Figure 28 – B_EVENT general decoding phase .47
Figure 29 – Flow chart for processing a matched STW request .49
Figure 30 – BEACON frame format.50
Figure 31 – BEACON command code .50
Figure 32 – Object diagram of A_Event message flow .52
Figure 33 – A_EVENT message format .52
Figure 34 – Compact message type request format (non-fragmented frame/first
fragment frame) .53
Figure 35 – Expanded message type request format (non-fragmented frame/first
fragment frame) .54
Figure 36 – Compact/Expanded message successful response format (unfragmented
frame/first fragment frame).54
Figure 37 – Compact/Expanded message unsuccessful response format
(unfragmented frame/first fragment frame).55
Figure 38 – Compact/Expanded message request format for fragments .55
Figure 39 – Compact/Expanded message response format for fragments.55
Figure 40 – Service data format .56
Figure 41 – Predefined master/slave I/O connection state transition diagram .70
Figure 42 – Predefined master/slave I/O connection state transition diagram .72
Figure 43 – Connection flow.73
Figure 44 – Allocate request service data .78
Figure 45 – Allocate response service data .79
Figure 46 – Release request service data.79
Figure 47 – Reset service parameter.82
Figure 48 – State transition diagram.84
Figure 49 – Sub-state of non-participated state .85
Figure 50 – Sub-state of participated state .85
Figure 51 – Data rate detection diagram.86
Figure 52 – BEACON changed by repeaters .88
Figure 53 – Multicast I/O connections.88
Figure 54 – Master MAC and Phy. circuit diagram .89
Figure 55 – Slave MAC and Phy. circuit diagram .90
Figure 56 – Repeater MAC and Phy. circuit diagram.91
Figure 57 – Transmission process.92

– 6 – 62026-7 © IEC:2010
Figure 58 – Transmission cycle model.93
Figure 59 – CnDefaultTimeDomain cycle model.95
Figure 60 – Master event communication model .96
Figure 61 – Slave event communication model .97
Figure 62 – Manchester encoding (inverted) .98
Figure 63 – Master port transmit mask .100
Figure 64 – Output waveform test circuit for master or slave port .101
Figure 65 – Slave port transmit mask .103
Figure 66 – Receive mask 1.104
Figure 67 – Receive mask 2.105
Figure 68 – Receive mask 3.105
Figure 69 – PHY/MAC interface diagram .106
Figure 70 – Digital receive mask 1 .106
Figure 71 – Digital receive mask 2 .107
Figure 72 – Digital receive mask 3 .107
Figure 73 – Logical transmit mask.108
Figure 74 – Recommended circuit for a master port .109
Figure 75 – Recommended circuit for a slave port .110
Figure 76 – Transformer symbol.110
Figure 77 – Driver voltage measurement circuit .112
Figure 78 – Propagation delay test circuit.112
Figure 79 – An isolation example of a master port .113
Figure 80 – An isolation example of an I/O module with connectivity to other power
sources .114
Figure 81 – An isolation example of a simple slave that requires connection to devices
with ungrounded signal wiring .114
Figure 82 – An isolation example of a non-network powered slave .114
Figure 83 – Media topology.116
Figure 84 – Position of a terminator.117
Figure 85 – Number of devices per segment.117
Figure 86 – Cable length limitation Illustration .118
Figure 87 – Branch restriction .118
Figure 88 – Wiring selection.119
Figure 89 – General wiring method.120
Figure 90 – Flexible wiring method.121
Figure 91 – Power dispatching method.123
Figure 92 – Network segment powered by the master .123
Figure 93 – Connection with power supply.123
Figure 94 – Network segments powered by repeaters .124
Figure 95 – A simplified diagram for a repeater .125
Figure 96 – Outline of round cable II .136
Figure 97 – Outline of flat cable I .138
Figure 98 – Dimension of flat cable I .139
Figure 99 – Outline of flat cable II .140

62026-7 © IEC:2010 – 7 –
Figure 100 – Dimension of flat cable II .141
Figure 101 – Engaging dimensions of plug connector .143
Figure 102 – Contact space for plug connector.144
Figure 103 – Engaging dimensions of jack connector.145
Figure 104 – Connector hook .146
Figure 105 – Open connecter plug (informative) .148
Figure 106 – Open connecter jack (informative).149
Figure 107 – Method to measure contact resistance (open connectors).150
Figure 108 – De-rating current for connectors.150
Figure 109 – Flat connector I plug .153
Figure 110 – Flat connector I jack (informative) .154
Figure 111 – Method to measure contact resistance (flat I, II connectors).155
Figure 112 – Flat connector II plug (informative).157
Figure 113 – Flat connector II jack (informative) .157
Figure 114 – Marking connector for trunk lines .158
Figure 115 – M12 connecter pinout .159
Figure 116 – Link power circuits.160
Figure 117 – Power-drop along a cable .160
Figure 118 – Power design for a node (informative) .161
Figure 119 – Operating voltage test circuit .163
Figure 120 – Reverse connected power supply line .164
Figure 121 – Isolation .165
Figure 122 – Input impedance .165
Figure 123 – Output slave test circuit for slave port .166
Figure 124 – Minimum input waveform test circuit.167
Figure 125 – Minimum input waveform test system .167
Figure 126 – Data link test for slave and repeater DUT.169
Figure 127 – Test configuration for minimum traffic of master DUT .172
Figure 128 – Test configuration for proxy of master DUT .173
Figure D.1 – An example to generate CRC .180

Table 1 – Network specifications .24
Table 2 – OSI reference model and CompoNet .26
Table 3 – Command codes.28
Table 4 – Command restrictions for slave MAC .29
Table 5 – Block name description.30
Table 6 – CN target .30
Table 7 – I/O refresh.31
Table 8 – Block name description.32
Table 9 – Block name description.33
Table 10 – Duplication checking function status.33
Table 11 – A_EVENT sending request.33
Table 12 – Status of CN frames .34

– 8 – 62026-7 © IEC:2010
Table 13 – Warning bit of CN frames.34
Table 14 – Alarm bit of CN frames.34
Table 15 – Block name description.34
Table 16 – Encoded length .35
Table 17 – Block name description.36
Table 18 – Acknowledgement bit of A_EVENT.36
Table 19 – Command type of A_EVENT .36
Table 20 – Block name description.37
Table 21 – Acknowledgement bit of B_EVENT.38
Table 22 – Command type of B_EVENT .38
Table 23 – E_CMD block meanings.39
Table 24 – Group block meanings .40
Table 25 – Item block meanings.40
Table 26 – Processing rules for a STR request.48
Table 27 – Processing rules for an A_EVENT poll request .48
Table 28 – Processing rules for a STW request .48
Table 29 – STW request commands .50
Table 30 – Block name description.50
Table 31 – Control code of BEACON frames .51
Table 32 – Speed Code of BEACON frames .51
Table 33 – Control code format .56
Table 34 – A Data encoding example .58
Table 35 – Fragment type values .59
Table 36 – Fragmented transmission.60
Table 37 –
...