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IEC 62541-1:2025 ED1

OPC unified architecture - Part 1: Overview and concepts IEC 62541-1:2025 ED1

Publication date:   Dec 19, 2025

General information

60.60   Standard published   Dec 19, 2025

IEC

TC 65/SC 65E

International Standard

25.040   Industrial automation systems

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Scope

IEC 62541-1:2025 presents the concepts and overview of the OPC Unified Architecture (OPC UA). Reading this document is helpful to understand the remaining parts of the IEC 62541 series. Each of the other parts is briefly explained along with a suggested reading order. This first edition cancels and replaces IEC TR 62541-1 published in 2020

Life cycle

PREVIOUSLY

WITHDRAWN
IEC TR 62541-1:2010 ED1

WITHDRAWN
IEC TR 62541-1:2020 ED3

NOW

PUBLISHED
IEC 62541-1:2025 ED1
60.60 Standard published
Dec 19, 2025




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