IEC 62394:2017

IEC 62394 ®
Edition 3.0 2017-04
INTERNATIONAL
STANDARD
colour
inside
Service diagnostic interface for consumer electronics products and networks –
Implementation for echonet
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form
or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from
either IEC or IEC's member National Committee in the country of the requester. If you have any questions about IEC
copyright or have an enquiry about obtaining additional rights to this publication, please contact the address below or
your local IEC member National Committee for further information.

IEC Central Office Tel.: +41 22 919 02 11
3, rue de Varembé Fax: +41 22 919 03 00
CH-1211 Geneva 20 info@iec.ch
Switzerland www.iec.ch
About the IEC
The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes
International Standards for all electrical, electronic and related technologies.

About IEC publications
The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the
latest edition, a corrigenda or an amendment might have been published.

IEC Catalogue - webstore.iec.ch/catalogue Electropedia - www.electropedia.org
The stand-alone application for consulting the entire The world's leading online dictionary of electronic and
bibliographical information on IEC International Standards, electrical terms containing 20 000 terms and definitions in
Technical Specifications, Technical Reports and other English and French, with equivalent terms in 16 additional
documents. Available for PC, Mac OS, Android Tablets and languages. Also known as the International Electrotechnical
iPad. Vocabulary (IEV) online.

IEC publications search - www.iec.ch/searchpub IEC Glossary - std.iec.ch/glossary
The advanced search enables to find IEC publications by a 65 000 electrotechnical terminology entries in English and
variety of criteria (reference number, text, technical French extracted from the Terms and Definitions clause of
committee,…). It also gives information on projects, replaced IEC publications issued since 2002. Some entries have been
and withdrawn publications. collected from earlier publications of IEC TC 37, 77, 86 and

CISPR.
IEC Just Published - webstore.iec.ch/justpublished

Stay up to date on all new IEC publications. Just Published IEC Customer Service Centre - webstore.iec.ch/csc
details all new publications released. Available online and If you wish to give us your feedback on this publication or
also once a month by email. need further assistance, please contact the Customer Service
Centre: csc@iec.ch.
IEC 62394 ®
Edition 3.0 2017-04
INTERNATIONAL
STANDARD
colour
inside
Service diagnostic interface for consumer electronics products and networks –

Implementation for echonet
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 33.160.99; 35.110 ISBN 978-2-8322-4153-0

– 2 – IEC 62394:2017 © IEC 2017
CONTENTS
FOREWORD . 23
INTRODUCTION . 25
1 Scope . 26
2 Normative references . 26
3 Terms, definitions and abbreviated terms . 26
3.1 Terms and definitions . 26
3.2 Abbreviated terms . 27
4 Different types of service diagnostics . 28
4.1 Stand-alone products . 28
4.2 Facilities or household appliances network . 28
4.3 Remote diagnosis . 28
5 SDI requirements . 28
5.1 General . 28
5.2 Hardware . 28
5.2.1 Tester hardware . 28
5.2.2 Facilities or household appliances network . 28
5.2.3 DUT hardware . 28
5.3 Software . 29
5.3.1 General . 29
5.3.2 Tester software . 29
5.3.3 DUT software requirements for the SDI . 29
6 Tester software requirements . 29
6.1 Reading the property diagnostic unit . 29
6.2 General information (product identification) . 30
6.3 Diagnosis information . 30
7 Control protocol 1st . 30
7.1 General . 30
7.2 Frame format . 30
7.2.1 General . 30
7.2.2 ECHONET headers (EHD)] . 31
7.2.3 Source/Destination ECHONET address (SEA/DEA) . 32
7.2.4 ECHONET byte counter (EBC). 34
7.2.5 ECHONET data (EDATA) . 34
7.2.6 Object message header (OHD) . 34
7.2.7 ECHONET objects (EOJ) . 35
7.2.8 ECHONET property (EPC) . 36
7.2.9 ECHONET service (ESV) . 37
7.2.10 ECHONET property value data (EDT) . 52
7.2.11 Compound ECHONET Service (CpESV) . 52
7.2.12 Processing target property counter (OPC) . 58
7.2.13 Property data counter (PDC) . 59
8 Control protocol 2nd . 59
8.1 General . 59
8.2 Frame format . 59
8.2.1 General . 59
8.2.2 ECHONET Lite Header (ELHD) . 60

8.2.3 Transaction ID (TID) . 61
8.2.4 ECHONET Lite Data (ELDATA) . 61
8.2.5 ECHONET Objects (EOJ) . 61
8.2.6 ECHONET Lite Service (ELSV) . 62
8.2.7 ECHONET property (EPC) . 70
8.2.8 ECHONET Lite Property data counter (ELPDC) . 71
9 ECHONET objects: detailed specifications . 72
9.1 Basic concept . 72
9.2 ECHONET properties: basic specifications . 73
9.2.1 General . 73
9.2.2 ECHONET property value data types . 73
9.2.3 Property value range . 73
9.2.4 Required class properties . 74
9.2.5 Array . 74
9.3 Device object super class specifications . 75
9.3.1 General . 75
9.3.2 Overview of device object super class specifications . 75
9.3.3 Operation status property . 78
9.3.4 Installation location property . 78
9.3.5 Standard version information property . 80
9.3.6 Identification number property . 80
9.3.7 Measured instantaneous power consumption property . 81
9.3.8 Measured cumulative power consumption property . 81
9.3.9 Manufacturer’s fault code property . 81
9.3.10 Current limit setting property . 81
9.3.11 Fault-status property . 82
9.3.12 Fault description property . 82
9.3.13 Manufacturer code property . 84
9.3.14 Business facility code property . 84
9.3.15 Product code property . 84
9.3.16 Production number property . 85
9.3.17 Production date property . 85
9.3.18 Power-saving operation setting property . 85
9.3.19 Remote control setting property . 85
9.3.20 Current time setting property . 85
9.3.21 Current date setting property . 86
9.3.22 Power limit setting property . 86
9.3.23 Cumulative operating time property . 86
9.3.24 Property map property . 86
9.4 Temperature sensor class specifications . 87
9.4.1 General . 87
9.4.2 Operation status property . 87
9.4.3 Measured temperature value property. 88
9.5 Humidity sensor class specifications . 88
9.5.1 General . 88
9.5.2 Operation status property . 88
9.5.3 Measured value of relative humidity property . 88
9.6 Illuminance sensor class specifications . 88
9.6.1 General . 88

– 4 – IEC 62394:2017 © IEC 2017
9.6.2 Operation status property
...