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CLC IEC/TR 62541-1:2021

OPC unified architecture - Part 1: Overview and concepts

General information

Valid from 03.08.2021
Base Documents
IEC/TR 62541-1:2020; CLC IEC/TR 62541-1:2021
ICS Groups
25.040.40 Industrial process measurement and control 35.100.01 Open systems interconnection in general
Directives or regulations
None

Standard history

Status
Date
Type
Name
03.08.2021
Main
CLC IEC/TR 62541-1:2021
04.10.2010
Main
CLC/TR 62541-1:2010
This part of IEC 62541 presents the concepts and overview of the OPC Unified Architecture (OPC UA). Reading this document is helpful to understand the remaining parts of this multi-part document set. Each of the other parts of IEC 62451 is briefly explained along with a suggested reading order.

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English (PDF 965 KB)

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Standards designation

EVS Estonian standard
EN European standard (published by an CEN or CENELEC)
EN ISO International standard adopted as an European standard
ISO International Organization for Standardization’s standard
IEC International Electrotechnical Commission’s standard
HD CENELEC’s harmonisation document
   
EVS-EN European standard implemented in Estonia
EVS-EN ISO International standard adopted in Europe and implemented in Estonia
EVS-EN ISO/IEC International standard/International electrotechnical standard adopted in Europe and implemented in Estonia
EVS-IEC International electrotechnical standard implemented in Estonia
EVS-ISO International standard implemented in Estonia
   
A, AMD amedment
+A a full standard plus the amendment
/A only amendment
COR, AC corrigendum
+COR a full standard plus the corrigendum
NA national annex
+NA a full standard plus the national annex
/NA only national annex
TS technical specification
TR technical report
CWA agreement, developed by a CEN or CENELEC
prEVS-EN (etc) draft standard
   
et the standard is in Estonian only
en the standard is in English only
et-en the standard is in Parallel text Estonian-English