SIST EN IEC 62056-6-2:2024

SLOVENSKI STANDARD
01-januar-2024
Izmenjava podatkov meritev električne energije - Niz DLMS/COSEM - 6-2. del:
Vmesniški razredi COSEM (IEC 62056-6-2:2023)
Electricity metering data exchange - The DLMS/COSEM suite - Part 6-2: COSEM
interface classes (IEC 62056-6-2:2023)
Datenkommunikation der elektrischen Energiemessung - DLMS/COSEM - Teil 6-2:
Interface-Klassen (IEC 62056-6-2:2023)
Echange des données de comptage de l'électricité - La suite DLMS/COSEM - Partie 6-2:
Classes d'interfaces COSEM (IEC 62056-6-2:2023)
Ta slovenski standard je istoveten z: EN IEC 62056-6-2:2023
ICS:
17.220.20 Merjenje električnih in Measurement of electrical
magnetnih veličin and magnetic quantities
35.110 Omreževanje Networking
91.140.50 Sistemi za oskrbo z elektriko Electricity supply systems
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN IEC 62056-6-2

NORME EUROPÉENNE
EUROPÄISCHE NORM November 2023
ICS 17.220; 35.110; 91.140.50 Supersedes EN IEC 62056-6-2:2018
English Version
Electricity metering data exchange - The DLMS®/COSEM suite -
Part 6-2: COSEM interface classes
(IEC 62056-6-2:2023)
Échange des données de comptage de l'électricité - La Datenkommunikation der elektrischen Energiemessung -
suite DLMS®/COSEM - Partie 6-2: Classes d'interfaces DLMS®/COSEM - Teil 6-2: COSEM Interface-Klassen
COSEM (IEC 62056-6-2:2023)
(IEC 62056-6-2:2023)
This European Standard was approved by CENELEC on 2023-11-02. 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,
Türkiye 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
© 2023 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 62056-6-2:2023 E

European foreword
The text of document 13/1891/FDIS, future edition 4 of IEC 62056-6-2, prepared by IEC/TC 13
"Electrical energy measurement and control" was submitted to the IEC-CENELEC parallel vote and
approved by CENELEC as EN IEC 62056-6-2:2023.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2024-08-02
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2026-11-02
document have to be withdrawn
This document supersedes EN IEC 62056-6-2:2018 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.
This document has been prepared under a Standardization Request addressed to CENELEC by the
European Commission.
Any feedback and questions on this document should be directed to the users’ national committee. A
complete listing of these bodies can be found on the CENELEC website.
Endorsement notice
The text of the International Standard IEC 62056-6-2:2023 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 standard indicated:
IEC 61334-6:2000 NOTE Approved as EN 61334-6:2000 (not modified)
IEC 62056-8-5:2017 NOTE Approved as EN 62056-8-5:2017 (not modified)
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.cencenelec.eu.
Publication Year Title EN/HD Year
- - Communication system for and remote EN 13757-2 2004
reading of meters - Part 2: Physical and
link layer
- - Communication system for and remote EN 13757-3 2004
reading of meters - Part 3: Dedicated
application layer
- - Communication system for and remote EN 13757-3 2013
reading of meters - Part 3: Dedicated
application layer
- - Communication system for and remote EN 13757-4 2013
reading of meters - Part 4: Wireless meter
(Radio meter reading for operation in SRD
bands)
- - Communication system for meters - Part 5: EN 13757-5 2015
Wireless M-Bus relaying
IEC 61334-4-32 1996 Distribution automation using distribution EN 61334-4-32 1996
line carrier systems - Part 4: Data
communication protocols - Section 32:
Data link layer - Logical link control (LLC)
IEC 61334-4-41 1996 Distribution automation using distribution EN 61334-4-41 1996
line carrier systems - Part 4: Data
communication protocols - Section 41:
Application protocol - Distribution line
message specification
IEC 61334-4-511 2000 Distribution automation using distribution EN 61334-4-511 2000
line carrier systems - Part 4-511: Data
communication protocols - Systems
management - CIASE protocol
IEC 61334-4-512 2001 Distribution automation using distribution EN 61334-4-512 2002
line carrier systems - Part 4-512: Data
communication protocols - System
management using profile 61334-5-1 -
Management Information Base (MIB)
IEC 61334-5-1 2001 Distribution automation using distribution EN 61334-5-1 2001
line carrier systems - Part 5-1: Lower layer
profiles - The spread frequency shift keying
(S-FSK) profile
IEC/TR 62055-21 2005 Electricity metering - Payment systems - - -
Part 21: Framework for standardization
IEC 62056-21 2002 Electricity metering - Data exchange for EN 62056-21 2002
meter reading, tariff and load control - Part
21: Direct local data exchange
IEC 62056-31 1999 Electricity metering - Data exchange for EN 62056-31 2000
meter reading, tariff and load control - Part
31: Use of local area networks on twisted
pair with carrier signalling
IEC 62056-3-1 2013 Electricity metering data exchange - The EN 62056-3-1 2014
DLMS/COSEM suite - Part 3-1: Use of
local area networks on twisted pair with
carrier signalling
IEC 62056-3-1 2021 Electricity metering data exchange - The EN IEC 62056-3-1 2021
DLMS/COSEM suite - Part 3-1: Use of
local area networks on twisted pair with
carrier signalling
IEC 62056-46 2002 Electricity metering - Data exchange for EN 62056-46 2002
meter reading, tariff and load control - Part
46: Data link layer using HDLC protocol
AMD1 2006  A1 2006
IEC 62056-5-3 2023 Electricity metering data exchange - The EN IEC 62056-5-3 2023
DLMS®/COSEM suite - Part 5-3:
DLMS®/COSEM application layer
IEC 62056-6-1 2023 Electricity metering data exchange - The EN IEC 62056-6-1 20XX
DLMS/COSEM suite - Part 6-1: Object
Identification System (OBIS)
IEC 62056-7-3 2017 Electricity metering data exchange - The EN 62056-7-3 2017
DLMS/COSEM suite - Part 7-3: Wired and
wireless M-Bus communication profiles for
local and neighbourhood networks
IEC 62056-8-3 2013 Electricity metering data exchange - The EN 62056-8-3 2013
DLMS/COSEM suite - Part 8-3:
Communication profile for PLC S-FSK
neighbourhood networks
IEC 62056-8-4 2018 Electricity metering data exchange - The EN IEC 62056-8-4 2019
DLMS/COSEM suite - Part 8-4:
Communication profiles for narrow-band
OFDM PLC PRIME neighbourhood
networks
IEC 62056-8-6 2017 Electricity metering data exchange - The EN 62056-8-6 2017
DLMS/COSEM suite - Part 8-6: High speed
PLC ISO/IEC 12139-1 profile for
neighbourhood networks
Under preparation. Stage at the time of publication: prEN IEC 62056-6-1:2022.
IEC 62056-8-8 2020 Electricity metering data exchange - The EN IEC 62056-8-8 2020
DLMS/COSEM suite - Part 8-8:
Communication profile for ISO/IEC 14908
series networks
IEEE 802.15.4 2006 Standard for Information technology - Local - -
and metropolitan area networks - Specific
requirements - Part 15.4: Wireless Medium
Access Control (MAC) and Physical Layer
(PHY) Specifications for Low Rate
Wireless Personal Area Networks
(WPANs)
IETF STD 51 1994 The Point-to-Point Protocol (PPP) - -
ISO/IEC 8802-2 1998 Information technology - - -
Telecommunications and information
exchange between systems - Local and
metropolitan area networks - Specific
requirements) Part 2: Logical link control
ISO/IEC 12139-1 2009 Information technology - - -
Telecommunications and information
exchange between systems - Powerline
communication (PLC) - High speed PLC
medium access control (MAC) and
physical layer (PHY) - Part 1: General
requirements
ISO/IEC 14908-1 2012 Information technology - Control network - -
protocol - Part 1: Protocol stack
ISO/IEC 60559 2020 Information technology - Microprocessor - -
Systems - Floating-Point arithmetic
ISO 4217 - Codes for the representation of currencies - -
ITU-T E.212 2008 Series E: Overall network operation, - -
telephone service, service operation and
human factors - International operation -
Maritime mobile service and public land
mobile service - The international
identification plan for public networks and
subscriptions
ITU-T G.9903 2013 Series G: Transmission systems and - -
Amd. 1 media, digital systems and networks -
Access networks - In premises networks -
Narrow-band orthogonal frequency division
multiplexing power line communication
transceivers for G3-PLC networks
ITU-T G.9903 2014 Series G: Transmission systems and - -
media, digital systems and networks -
Access networks - In premises networks -
Narrow-band orthogonal frequency division
multiplexing power line communication
transceivers for G3-PLC networks
ITU-T G.9903 2017 Series G: Transmission systems and - -
Amd. 1 media, digital systems and networks -
Access networks - In premises networks -
Narrow-band orthogonal frequency division
multiplexing power line communication
transceivers for G3-PLC networks
ITU-T G.9904 2012 Series G: Transmission systems and - -
media, digital systems and networks -
Access networks - In premises networks -
Narrow-band orthogonal frequency division
multiplexing power line communication
transceivers for PRIME networks
ETSI GSM 05.08 1996 Digital cellular telecommunications system - -
(Phase 2+); Radio subsystem link control

IEC 62056-6-2 ®
Edition 4.0 2023-09
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
Electricity metering data exchange – The DLMS®/COSEM suite –

Part 6-2: COSEM interface classes

Échange des données de comptage de l'électricité – La suite DLMS/COSEM –

Partie 6-2: Classes d'interfaces COSEM

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 17.220, 35.110, 91.140.50 ISBN 978-2-8322-7344-9

– 2 – IEC 62056-6-2:2023  IEC 2023
CONTENTS
FOREWORD . 12
INTRODUCTION . 14
1 Scope . 16
2 Normative references . 16
3 Terms, definitions and abbreviated terms . 18
3.1 Terms and definitions related to the Image transfer process (see 4.4.6) . 19
3.2 Terms and definitions related to the S-FSK PLC setup classes (see 4.10) . 20
3.3 Terms and definitions related to the PRIME NB OFDM PLC setup ICs (see
4.12) . 21
3.4 Terms and definitions related to the ISO/IEC 14908 setup ICs (see 4.18) . 22
3.5 Terms and definitions related to ZigBee® (see 4.15) . 23
3.6 Terms and definitions related to Payment metering interface classes (see
4.6) . 24
3.7 Terms and definitions related to the Arbitrator IC (see 4.5.12) . 28
3.8 Abbreviated terms . 29
4 The COSEM interface classes . 33
4.1 Basic principles . 33
4.1.1 General . 33
4.1.2 Referencing methods . 34
4.1.3 Reserved base_names for special COSEM objects . 35
4.1.4 Class description notation . 35
4.1.5 Common data types . 38
4.1.6 Data formats . 39
4.1.7 The COSEM server model . 44
4.1.8 The COSEM logical device . 45
4.1.9 Information security . 46
4.2 Overview of the COSEM interface classes . 47
4.3 Interface classes for parameters and measurement data . 53
4.3.1 Data (class_id = 1, version = 0) . 53
4.3.2 Register (class_id = 3, version = 0) . 54
4.3.3 Extended register (class_id = 4, version = 0) . 58
4.3.4 Demand register (class_id = 5, version = 0) . 60
4.3.5 Register activation (class_id = 6, version = 0) . 64
4.3.6 Profile generic (class_id = 7, version = 1) . 66
4.3.7 Utility tables (class_id = 26, version = 0) . 72
4.3.8 Register table (class_id = 61, version = 0) . 73
4.3.9 Status mapping (class_id = 63, version = 0) . 76
4.3.10 Compact data (class_id: 62, version: 1) . 77
4.4 Interface classes for access control and management . 85
4.4.1 Overview . 85
4.4.2 Client user identification . 85
4.4.3 Association SN (class_id = 12, version = 4) . 86
4.4.4 Association LN (class_id = 15, version = 3) . 91
4.4.5 SAP assignment (class_id = 17, version = 0) . 98
4.4.6 Image transfer (class_id = 18, version = 0) . 98
4.4.7 Security setup (class_id = 64, version = 1) . 106
4.4.8 Push interface classes and objects . 112

IEC 62056-6-2:2023  IEC 2023 – 3 –
4.4.9 COSEM data protection (class_id = 30, version = 0) . 125
4.4.10 Function control (class_id: 122, version: 0) . 140
4.4.11 Array manager (class_id = 123, version = 0) . 142
4.4.12 Communication port protection (class_id = 124, version = 0) . 147
4.5 Interface classes for time- and event bound control . 150
4.5.1 Clock (class_id = 8, version = 0) . 150
4.5.2 Script table (class_id = 9, version = 0) . 154
4.5.3 Schedule (class_id = 10, version = 0) . 155
4.5.4 Special days table (class_id = 11, version = 0) . 158
4.5.5 Activity calendar (class_id = 20, version = 0) . 160
4.5.6 Register monitor (class_id = 21, version = 0) . 164
4.5.7 Single action schedule (class_id = 22, version = 0) . 165
4.5.8 Disconnect control (class_id = 70, version = 0) . 166
4.5.9 Limiter (class_id = 71, version = 0) . 170
4.5.10 Parameter monitor (class_id = 65, version = 1) . 172
4.5.11 Sensor manager (class_id = 67, version = 0) . 176
4.5.12 Arbitrator (class_id = 68, version = 0) . 180
4.5.13 Modelling examples: tariffication and billing . 184
4.6 Payment metering related interface classes . 186
4.6.1 Overview of the COSEM accounting model . 186
4.6.2 Account (class_id = 111, version = 0) . 188
4.6.3 Credit interface class (class_id = 112, version = 0) . 197
4.6.4 Charge (class_id = 113, version = 0) . 208
4.6.5 Token gateway (class_id = 115, version = 0) . 214
4.7 Interface classes for setting up data exchange via local ports and modems . 216
4.7.1 IEC local port setup (class_id = 19, version = 1) . 216
4.7.2 IEC HDLC setup (class_id = 23, version = 1) . 218
4.7.3 IEC twisted pair (1) setup (class_id = 24, version = 1) . 220
4.7.4 Modem configuration (class_id = 27, version = 1) . 223
4.7.5 Auto answer (class_id = 28, version = 2) . 224
4.7.6 Auto connect (class_id = 29, version = 2) . 228
4.7.7 GPRS modem setup (class_id = 45, version = 0) . 230
4.7.8 GSM diagnostic (class_id: 47, version: 2) . 231
4.7.9 LTE monitoring (class_id: 151, version: 1) . 233
4.8 Interface classes for setting up data exchange via M-Bus . 236
4.8.1 Overview . 236
4.8.2 M-Bus slave port setup (class_id = 25, version = 0) . 237
4.8.3 M-Bus client (class_id = 72, version = 1) . 238
4.8.4 Wireless Mode Q channel (class_id = 73, version = 1) . 242
4.8.5 M-Bus master port setup (class_id = 74, version = 0) . 243
4.8.6 DLMS®/COSEM server M-Bus port setup (class_id = 76, version = 0) . 244
4.8.7 M-Bus diagnostic (class_id = 77, version = 0) . 246
4.9 Interface classes for setting up data exchange over the Internet . 248
4.9.1 TCP-UDP setup (class_id = 41, version = 0) . 248
4.9.2 IPv4 setup (class_id = 42, version = 0) . 250
4.9.3 IPv6 setup (class_id = 48, version = 0) . 253
4.9.4 MAC address setup (class_id = 43, version = 0) . 257
4.9.5 PPP setup (class_id = 44, version = 0) . 257
4.9.6 SMTP setup (class_id = 46, version = 0) . 262

– 4 – IEC 62056-6-2:2023  IEC 2023
4.9.7 NTP setup (class_id = 100, version = 0) . 263
4.10 Interface classes for setting up data exchange using S-FSK PLC. 264
4.10.1 General . 264
4.10.2 Overview . 265
4.10.3 S-FSK Phy&MAC set-up (class_id = 50, version = 1) . 267
4.10.4 S-FSK Active initiator (class_id = 51, version = 0) . 272
4.10.5 S-FSK MAC synchronization timeouts (class_id = 52, version = 0) . 274
4.10.6 S-FSK MAC counters (class_id = 53, version = 0) . 276
4.10.7 IEC 61334-4-32 LLC setup (class_id = 55, version = 1) . 279
4.10.8 S-FSK Reporting system list (class_id = 56, version = 0) . 280
4.11 Interface classes for setting up the LLC layer for ISO/IEC 8802-2 . 281
4.11.1 General . 281
4.11.2 ISO/IEC 8802-2 LLC Type 1 setup (class_id = 57, version = 0) . 281
4.11.3 ISO/IEC 8802-2 LLC Type 2 setup (class_id = 58, version = 0) . 282
4.11.4 ISO/IEC 8802-2 LLC Type 3 setup (class_id = 59, version = 0) . 283
4.12 Interface classes for setting up and managing DLMS®/COSEM narrowband
OFDM PLC profile for PRIME networks . 285
4.12.1 Overview . 285
4.12.2 Mapping of PRIME NB OFDM PLC PIB attributes to COSEM IC
attributes . 286
4.12.3 61334-4-32 LLC SSCS setup (class_id = 80, version = 0) . 288
4.12.4 PRIME NB OFDM PLC Physical layer parameters . 289
4.12.5 PRIME NB OFDM PLC Physical layer counters (class_id = 81, version =

0). 289
4.12.6 PRIME NB OFDM PLC MAC setup (class_id = 82, version = 0) . 290
4.12.7 NB OFDM PLC MAC functional parameters (class_id = 83 version = 0) . 292
4.12.8 PRIME NB OFDM PLC MAC counters (class_id = 84, version = 0). 294
4.12.9 PRIME NB OFDM PLC MAC network administration data (class_id = 85,
version = 0) . 295
4.12.10 PRIME NB OFDM PLC MAC address setup (class_id = 43, version = 0) . 298
4.12.11 PRIME NB OFDM PLC Application identification (class_id = 86, version
= 0). 298
4.13 Interface classes for setting up and managing the DLMS®/COSEM
narrowband OFDM PLC profile for G3-PLC networks . 299
4.13.1 Overview . 299
4.13.2 Mapping of G3-PLC PIB attributes to COSEM IC attributes . 300
4.13.3 G3-PLC MAC layer counters (class_id = 90, version = 1) . 301
4.13.4 G3-PLC MAC setup (class_id = 91, version = 2) . 303
4.13.5 G3-PLC 6LoWPAN adaptation layer setup (class_id = 92, version = 2) . 311
4.14 Interface classes for setting up and managing DLMS®/COSEM HS-PLC
ISO/IEC 12139-1 neighbourhood networks . 318
4.14.1 Overview . 318
4.14.2 HS-PLC ISO/IEC 12139-1 MAC setup (class_id = 140, version = 0) . 318
4.14.3 HS-PLC ISO/IEC 12139-1 CPAS setup (class_id = 141, version = 0) . 320
4.14.4 HS-PLC ISO/IEC 12139-1 IP SSAS setup (class_id = 142, version = 0) . 320
4.14.5 HS-PLC ISO/IEC 12139-1 HDLC SSAS setup (class_id = 143, version =
0). 321
4.15 ZigBee® setup classes . 322
4.15.1 Overview . 322
4.15.2 ZigBee® SAS startup (class_id = 101, version = 0) . 324
4.15.3 ZigBee® SAS join (class_id = 102, version = 0) . 326

IEC 62056-6-2:2023  IEC 2023 – 5 –
4.15.4 ZigBee® SAS APS fragmentation (class_id = 103, version = 0) . 327
4.15.5 ZigBee® network control (class_id = 104, version = 0) . 328
4.15.6 ZigBee® tunnel setup (class_id = 105, version = 0) . 334
4.16 Interface classes for setting up and managing the DLMS®/COSEM profile for
LPWAN networks . 335
4.16.1 General . 335
4.16.2 Generic interface classes . 335
4.16.3 LPWAN specific interface classes . 341
4.17 Interface classes for setting up and managing the DLMS®/COSEM profile for
Wi-SUN networks . 348
4.17.1 Wi-SUN setup (class_id = 95, version 0) . 348
4.17.2 Wi-SUN diagnostic (class_id = 96, version 0) . 352
4.17.3 RPL diagnostic (class_id = 97, version 0) . 356
4.17.4 MPL diagnostic (class_id = 98, version 0) . 358
4.18 Interface classes for setting up and managing the DLMS®/COSEM profile for
ISO/IEC 14908 PLC networks . 360
4.18.1 General . 360
4.18.2 ISO/IEC 14908 identification (class_id = 130, version = 0) . 360
4.18.3 ISO/IEC 14908 protocol setup (class_id = 131, version = 0) . 361
4.18.4 ISO/IEC 14908 protocol status (class_id = 132, version = 0) . 361
4.18.5 ISO/IEC 14908 diagnostic (class_id = 133, version = 0) . 363
5 Previous versions of interface classes . 366
5.1 General . 366
5.1.1 New versions of interface classes . 366
5.1.2 New interface classes . 366
5.1.3 Removal of interface classes . 366
5.2 Previous versions of interface classes – general . 366
5.3 Previous versions of interface classes for parameters and measurement
data . 366
5.3.1 Profile generic (class_id = 7, version = 0) . 366
5.3.2 Compact data (class_id = 62, version = 0) . 370
5.4 Previous versions of interface classes for access control and management . 373
5.4.1 Association SN (class_id = 12, version = 0) . 373
5.4.2 Association SN (class_id = 12, version = 1) . 375
5.4.3 Association SN (class_id = 12, version = 2) . 378
5.4.4 Association SN (Class_id = 12, version =3) . 382
5.4.5 Association LN (class_id = 15, version = 0) . 387
5.4.6 Association LN (class_id = 15, version = 1) . 392
5.4.7 Association LN (class_id = 15, version = 2) . 397
5.4.8 Security setup (class_id = 64, version = 0) . 403
5.4.9 Push Setup (class_id = 40, version = 0) . 405
5.4.10 Push Setup (class_id = 40, version = 1) . 410
5.5 Previous versions of interface classes for time- and event-bound control . 417
5.5.1 Parameter monitor (class_id = 65, version = 0) . 417
5.6 Previous versions of payment metering related interface classes . 418
5.7 Previous versions of interface classes for setting up data exchange via local
ports and modems . 419
5.7.1 IEC local port setup (class_id = 19, version = 0) . 419
5.7.2 IEC HDLC setup, (class_id = 23, version = 0) . 420
5.7.3 IEC twisted pair (1) setup (class_id = 24, version = 0) . 422

– 6 – IEC 62056-6-2:2023  IEC 2023
5.7.4 PSTN modem configuration (class_id = 27, version = 0) . 424
5.7.5 Auto answer (class_id = 28, version = 0) . 426
5.7.6 PSTN auto dial (class_id = 29, version = 0) . 428
5.7.7 Auto connect (class_id = 29, version = 1) . 429
5.7.8 GSM diagnostic (class_id = 47, version = 0) . 431
5.7.9 GSM diagnostic (class_id: 47, version: 1) . 433
5.7.10 LTE monitoring (class_id: 151, version: 0) . 435
5.8 Previous versions of interface classes for setting up data exchange via M-
Bus . 436
5.8.1 M-Bus client (class_id = 72, version = 0) . 436
5.9 Previous versions of interface classes for setting up data exchange over the

internet . 441
5.10 Previous versions of interface classes for data exchange using S-FSK PLC . 441
5.10.1 S-FSK Phy&MAC setup (class_id = 50, version = 0) . 441
5.10.2 S-FSK IEC 61334-4-32 LLC setup (class_id = 55, version = 0) . 446
5.11 Previous versions of interface classes for setting up the LLC layer for
ISO/IEC 8802-2 . 447
5.12 Previous versions of interface classes for setting up and managing
DLMS®/COSEM narrowband OFDM PLC profile for PRIME networks . 447
5.13 Previous versions of interface classes for setting up and managing
DLMS®/COSEM narrowband OFDM PLC profile for G3-PLC networks . 447
5.13.1 Mapping of G3-PLC IB attributes to COSEM IC attributes (Original
version) . 447
5.13.2 G3 NB OFDM PLC MAC layer counters (class_id = 90, version = 0) . 449
5.13.3 G3 NB OFDM PLC MAC setup (class_id = 91, version = 0) . 450
5.13.4 G3 NB OFDM PLC 6LoWPAN adaptation layer setup (class_id = 92,
version = 0) . 454
5.13.5 Mapping of G3-PLC PIB attributes to COSEM IC attributes (previous
version) . 460
5.13.6 G3-PLC MAC setup (class_id = 91, version = 1) . 462
5.13.7 G3-PLC 6LoWPAN adaptation layer setup (class_id = 92, version = 1) . 468
5.14 Previous versions of interface classes for setting up and managing
DLMS®/COSEM HS-PLC ISO/IEC 12139-1 neighbourhood networks . 474
5.15 Previous versions of ZigBee® setup classes . 474
6 Relation to OBIS . 474
6.1 General . 474
6.2 Abstract COSEM objects . 475
6.2.1 Use of value group C . 475
6.2.2 Data of historical billing periods . 476
6.2.3 Billing period values / reset counter entries . 478
6.2.4 Other abstract general purpose OBIS codes . 478
6.2.5 Clock objects (class_id = 8) . 479
6.2.6 Modem configuration and related objects . 479
6.2.7 Script table objects (class_id = 9) . 480
6.2.8 Special days table objects (class_id = 11) . 481
6.2.9 Schedule objects (class_id = 10) . 481
6.2.10 Activity calendar objects (class_id = 20) . 482
6.2.11 Register activation objects (class_id = 6) . 482
6.2.12 Single action schedule objects (class_id = 22) . 482
6.2.13 Register monitor objects (class_id = 21) . 483
6.2.14 Parameter monitor objects (class_id = 65) . 483

IEC 62056-6-2:2023  IEC 2023 – 7 –
6.2.15 Limiter objects (class_id = 71) . 483
6.2.16 Array manager objects (class_id = 123) . 483
6.2.17 Payment metering related objects . 483
6.2.18 IEC local port setup objects (class_id = 19) . 484
6.2.19 Standard readout profile objects (class_id = 7) . 484
6.2.20 IEC HDLC setup objects (class_id = 23) . 485
6.2.21 IEC twisted pair (1) setup objects (class_id = 24) . 485
6.2.22 Objects related to data exchange over M-Bus . 486
6.2.23 Objects to set up data exchange over the Internet . 487
6.2.24 Objects to set up Push Setup (class_id = 40) . 488
6.2.25 Objects for setting up data exchange using S-FSK PLC . 489
6.2.26 Objects for setting up the ISO/IEC 8802-2 LLC layer . 489
6.2.27 Objects for data exchange using narrowband OFDM PLC for PRIME
networks . 490
6.2.28 Objects for data exchange using narrow-band OFDM PLC for G3-PLC
networks . 490
6.2.29 ZigBee® setup objects . 491
6.2.30 Objects for setting up and managing data exchange using ISO/IEC
14908 PLC networks . 491
6.2.31 Objects for data exchange using HS-PLC ISO/IEC 12139-1 ISO/EC
12139-1 networks . 491
6.2.32 Objects for data exchange using Wi-SUN networks . 492
6.2.33 Association objects (class_id = 12, 15) . 492
6.2.34 SAP assignment object (class_id = 17) . 493
6.2.35 COSEM logical device name object . 493
6.2.36 Information security related objects . 493
6.2.37 Image transfer objects (class_id = 18) . 494
6.2.38 Function control objects (class_id = 122) . 494
6.2.39 Communication port protection objects (class_id = 124) . 494
6.2.40 Utility table objects (class_id = 26) . 494
6.2.41 Compact data objects (class_id = 62) . 495
6.2.42 Device ID objects. 495
6.2.43 Metering point ID objects . 496
6.2.44 Parameter changes and calibration objects . 496
6.2.45 I/O control signal objects . 496
6.2.46 Disconnect control objects (class_id = 70) . 496
6.2.47 Arbitrator objects (class_id = 68) . 497
6.2.48 Status of internal control signals objects . 497
6.2.49 Internal operating status objects . 497
6.2.50 Battery entries objects . 498
6.2.51 Power failure monitoring objects . 498
6.2.52 Operating time objects . 499
6.2.53 Environment related parameters objects . 499
6.2.54 Status register objects . 499
6.2.55 Event code objects . 499
6.2.56 Communication port log parameter objects . 500
6.2.57 Consumer message objects .
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