IEC 62394:2024

IEC 62394 ®
Edition 5.0 2024-10
INTERNATIONAL
STANDARD
colour
inside
Service diagnostic interface for consumer electronics products and networks –
Implementation for ECHONET
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IEC 62394 ®
Edition 5.0 2024-10
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 978-2-8322-9678-3

– 2 – IEC 62394:2024 © IEC 2024
CONTENTS
FOREWORD . 33
INTRODUCTION . 35
1 Scope . 36
2 Normative references . 36
3 Terms, definitions and abbreviated terms . 36
3.1 Terms and definitions . 36
3.2 Abbreviated terms . 37
4 Different types of service diagnostics . 38
4.1 Stand-alone products . 38
4.2 Facilities or household appliances network . 38
4.3 Remote diagnosis . 38
5 SDI requirements . 38
5.1 General . 38
5.2 Hardware . 38
5.2.1 Tester hardware . 38
5.2.2 Facilities or household appliances network . 38
5.2.3 DUT hardware . 38
5.3 Software . 39
5.3.1 General . 39
5.3.2 Tester software . 39
5.3.3 DUT software requirements for the SDI . 39
6 Tester software requirements . 39
6.1 Reading the property diagnostic unit . 39
6.2 General information (product identification) . 40
6.3 Diagnosis information . 40
7 Control protocol 1st . 40
7.1 General . 40
7.2 Frame format . 40
7.2.1 General . 40
7.2.2 ECHONET headers (EHD) . 41
7.2.3 Source/Destination ECHONET address (SEA/DEA) . 43
7.2.4 ECHONET byte counter (EBC). 44
7.2.5 ECHONET data (EDATA) . 44
7.2.6 Object message header (OHD) . 44
7.2.7 ECHONET objects (EOJ) . 45
7.2.8 ECHONET property (EPC) . 46
7.2.9 ECHONET service (ESV) . 47
7.2.10 ECHONET property value data (EDT) . 62
7.2.11 Compound ECHONET Service (CpESV) . 62
7.2.12 Processing target property counter (OPC) . 68
7.2.13 Property data counter (PDC) . 69
8 Control protocol 2nd . 69
8.1 General . 69
8.2 Frame format . 69
8.2.1 General . 69
8.2.2 ECHONET Lite Header (ELHD) . 70

8.2.3 Transaction ID (TID) . 71
8.2.4 ECHONET Lite Data (ELDATA) . 71
8.2.5 ECHONET Objects (EOJ) . 71
8.2.6 ECHONET Lite Service (ELSV) . 72
8.2.7 ECHONET property (EPC) . 80
8.2.8 ECHONET Lite Property data counter (ELPDC) . 81
9 ECHONET objects: detailed specifications . 82
9.1 Basic concept . 82
9.2 ECHONET properties: basic specifications . 83
9.2.1 General . 83
9.2.2 ECHONET property value data types . 83
9.2.3 Property value range . 83
9.2.4 Required class properties . 84
9.2.5 Array . 84
9.3 Device object super class specifications . 85
9.3.1 General . 85
9.3.2 Overview of device object super class specifications . 85
9.3.3 Operation status property . 89
9.3.4 Installation location property . 89
9.3.5 Standard version information property . 91
9.3.6 Identification number property . 91
9.3.7 Measured instantaneous power consumption property . 92
9.3.8 Measured cumulative energy consumption property . 92
9.3.9 Manufacturer's fault code property . 92
9.3.10 Current limit setting property . 93
9.3.11 Fault status property . 93
9.3.12 Fault description property . 93
9.3.13 Manufacturer code property . 95
9.3.14 Business facility code property . 95
9.3.15 Product code property . 96
9.3.16 Production number property . 96
9.3.17 Production date property . 96
9.3.18 Power-saving operation setting property . 96
9.3.19 Remote control setting property . 96
9.3.20 Current time setting property . 98
9.3.21 Current date setting property . 98
9.3.22 Power limit setting property . 98
9.3.23 Cumulative operating time property . 98
9.3.24 Property map property . 99
9.4 Temperature sensor class specifications . 100
9.4.1 General . 100
9.4.2 Operation status property . 100
9.4.3 Measured temperature value property. 100
9.5 Humidity sensor class specifications . 100
9.5.1 General . 100
9.5.2 Operation status property . 101
9.5.3 Measured value of relative humidity property . 101
9.6 Illuminance sensor class specifications . 101
9.6.1 General . 101

– 4 – IEC 62394:2024 © IEC 2024
9.6.2 Operation status property . 101
9.6.3 Measured illuminance value 1 property . 101
9.6.4 Measured illuminance value 2 property . 102
9.7 Human detection
...