prEN IEC 62541-100:2024

OPC unified architecture - Part 100: Device interface

OPC Unified Architecture – Teil 100: Geräteschnittstelle

Architecture unifiée OPC - Partie 100: Interface d'appareils

Enotna arhitektura OPC - 100. del: Vmesnik naprave

General Information

• Status: Not Published
• Publication Date: 18-Aug-2025
• ICS: 25.040.40 - Industrial process measurement and control
• ICS: 35.100.05 - Multilayer applications
• Technical Committee: CLC/TC 65X - Industrial-process measurement, control and automation
• Current Stage: 4060 - Enquiry results established and sent to TC, SR, BTTF - Enquiry
• Start Date: 19-Apr-2024
• Completion Date: 19-Apr-2024
• Mandate: M/490 - Standardisation mandate to the European Standardisation Organisations (ESOs) to support European Smart Grid deployment
• Ref Project: oSIST prEN IEC 62541-100:2024 - OPC unified architecture - Part 100: Device interface

Relations

• Revises: EN 62541-100:2015 - OPC unified architecture - Part 100: Device Interface
• Effective Date: 31-Jan-2023

Standards Content (Sample)

SLOVENSKI STANDARD
01-marec-2024
Enotna arhitektura OPC - 100. del: Vmesnik naprave
OPC unified architecture - Part 100: Device interface
Architecture unifiée OPC - Partie 100: Interface d'appareils
Ta slovenski standard je istoveten z: prEN IEC 62541-100:2024
ICS:
25.040.40 Merjenje in krmiljenje Industrial process
industrijskih postopkov measurement and control
35.240.50 Uporabniške rešitve IT v IT applications in industry
industriji
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

65E/1050/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 62541-100 ED2
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2024-01-26 2024-04-19
SUPERSEDES DOCUMENTS:
65E/972/RR
IEC SC 65E : DEVICES AND INTEGRATION IN ENTERPRISE SYSTEMS
SECRETARIAT: SECRETARY:
United States of America Mr Donald (Bob) Lattimer
OF INTEREST TO THE FOLLOWING COMMITTEES: PROPOSED HORIZONTAL STANDARD:

Other TC/SCs are requested to indicate their interest, if any, in
this CDV to the secretary.
FUNCTIONS CONCERNED:
EMC ENVIRONMENT QUALITY ASSURANCE SAFETY
SUBMITTED FOR CENELEC PARALLEL VOTING NOT SUBMITTED FOR CENELEC PARALLEL VOTING
Attention IEC-CENELEC parallel voting
The attention of IEC National Committees, members of
CENELEC, is drawn to the fact that this Committee Draft for
Vote (CDV) is submitted for parallel voting.
The CENELEC members are invited to vote through the
CENELEC online voting system.
This document is still under study and subject to change. It should not be used for reference purposes.
Recipients of this document are invited to submit, with their comments, notification of any relevant patent rights of which they
are aware and to provide supporting documentation.
Recipients of this document are invited to submit, with their comments, notification of any relevant “In Some Countries” clauses
to be included should this proposal proceed. Recipients are reminded that the CDV stage is the final stage for submitting ISC
clauses. (SEE AC/22/2007 OR NEW GUIDANCE DOC).

TITLE:
OPC Unified Architecture - Part 100: Device Interface

PROPOSED STABILITY DATE: 2026
NOTE FROM TC/SC OFFICERS:
electronic file, to make a copy and to print out the content for the sole purpose of preparing National Committee positions.
You may not copy or "mirror" the file or printed version of the document, or any part of it, for any other purpose without
permission in writing from IEC.

IEC CDV 62541-100 © IEC 2023 i

1 CONTENTS
3 FOREWORD . xi
4 1 Scope . 1
5 2 Reference documents . 1
6 3 Terms, definitions, abbreviated terms, and conventions . 2
7 3.1 Terms and definitions . 2
8 3.2 Abbreviated terms . 3
9 3.3 Conventions used in this document . 4
10 3.3.1 Conventions for Node descriptions . 4
11 3.3.2 NodeIds and BrowseNames . 6
12 3.3.3 Common Attributes . 7
13 4 Device model . 9
14 4.1 General . 9
15 4.2 Usage guidelines . 10
16 4.3 TopologyElementType . 10
17 4.4 FunctionalGroupType . 11
18 4.4.1 Model . 11
19 4.4.2 Recommended FunctionalGroup BrowseNames . 12
20 4.4.3 UIElement Type . 13
21 4.5 Interfaces . 14
22 4.5.1 Overview . 14
23 4.5.2 VendorNameplate Interface . 14
24 4.5.3 TagNameplate Interface . 16
25 4.5.4 DeviceHealth Interface . 17
26 4.5.5 OperationCounter Interface . 18
27 4.5.6 SupportInfo Interface . 20
28 4.6 ComponentType . 22
29 4.7 DeviceType . 23
30 4.8 SoftwareType . 26
31 4.9 DeviceSet entry point . 26
32 4.10 DeviceFeatures entry point . 27
33 4.11 BlockType . 28
34 4.12 DeviceHealth Alarm Types . 29
35 4.12.1 General . 29
36 4.12.2 DeviceHealthDiagnosticAlarmType . 30
37 4.12.3 FailureAlarmType . 30
38 4.12.4 CheckFunctionAlarmType . 31
39 4.12.5 OffSpecAlarmType . 31
40 4.12.6 MaintenanceRequiredAlarmType . 31
41 5 Device communication model . 32
42 5.1 General . 32
43 5.2 ProtocolType . 33
44 5.3 Network . 35
45 5.4 ConnectionPoint . 36
46 5.5 ConnectsTo and ConnectsToParent ReferenceTypes . 37
47 5.6 NetworkSet Object . 39
48 6 Device integration host model . 40

ii IEC CDV 62541-100 © IEC 2023

49 6.1 General . 40
50 6.2 DeviceTopology Object . 41
51 6.3 Online/Offline . 42
52 6.3.1 General . 42
53 6.3.2 IsOnline ReferenceType . 43
54 6.4 Offline-Online data transfer . 44
55 6.4.1 Definition . 44
56 6.4.2 TransferServices Type . 44
57 6.4.3 TransferServices Object . 45
58 6.4.4 TransferToDevice Method . 45
59 6.4.5 TransferFromDevice Method . 46
60 6.4.6 FetchTransferResultData Method . 47
61 7 Locking model . 51
62 7.1 Overview . 51
63 7.2 LockingServices Type . 51
64 7.3 LockingServices Object . 53
65 7.4 MaxInactiveLockTime Property . 53
66 7.5 InitLock Method . 53
67 7.6 ExitLock Method . 54
68 7.7 RenewLock Method . 55
69 7.8 BreakLock Method . 55
70 8 Software update model . 57
71 8.1 Overview . 57
72 8.2 Use Cases . 57
73 8.2.1 Supported Use Cases . 57
74 8.2.2 Unsupported Use Cases . 59
75 8.3 General . 59
76 8.3.1 System perspective . 59
77 8.3.2 Types of software . 60
78 8.3.3 Types of Devices . 60
79 8.3.4 Options for the Server . 60
80 8.3.5 Software Update Client . 63
81 8.3.6 Safety considerations . 67
82 8.3.7 Security considerations . 67
83 8.3.8 Update Behavior . 68
84 8.3.9 Installation of patches . 68
85 8.3.10 Incompatible parameters / settings . 68
86 8.3.11 AddIn model . 68
87 8.4 ObjectTypes . 69
88 8.4.1 SoftwareUpdateType . 69
89 8.4.2 SoftwareLoadingType . 72
90 8.4.3 PackageLoadingType . 72
91 8.4.4 DirectLoadingType . 74
92 8.4.5 CachedLoadingType . 75
93 8.4.6 FileSystemLoadingType . 77
94 8.4.7 SoftwareVersionType . 79
95 8.4.8 PrepareForUpdateStateMachineType . 81
96 8.4.9 InstallationStateMachineType . 84
97 8.4.10 PowerCycleStateMachineType . 89

IEC CDV 62541-100 © IEC 2023 iii

98 8.4.11 ConfirmationStateMachineType . 90
99 8.5 DataTypes .
...