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EN IEC 62541-1:2026

OPC unified architecture - Part 1: Overview and concepts

Publication date:   Feb 17, 2026

General information

60.60   Standard published   Feb 6, 2026

CENELEC

CLC/TC 65X Industrial-process measurement, control and automation

European Norm

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

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PUBLISHED
EN IEC 62541-1:2026
60.60 Standard published
Feb 6, 2026