International Standards and Conformity Assessment for all electrical, electronic and related technologies



Reference CLC/TR 62541-1:2010
Title OPC unified architecture - Part 1: Overview and concepts
Project Number 21956
Abstract/Scope IEC/TR 62541-1:2010(E) presents the concepts and overview of the Unified Architecture (OPC UA) specification produced by the OPC Foundation. Reading this report enables the reader to understand the series of IEC 62541 standards. Each of the other parts is briefly explained along with a suggested reading order.


Current Stage code 6060
Current Stage code date 2010-08-20
Current Stage code deadline  
Deadline date for vote 2012-03-01


Mandate(s) M/490
Order Voucher  


IEC Technical Body IEC/SC 65E
Reference Document IEC/TR 62541-1:2010 (EQV)
ICS 25.040.40 - Industrial process measurement and control
35.100.01 - Open systems interconnection in general
Keywords OPC; Unified; Architecture; Overview; Concept
Special National Condition(s)  


Categories - Aspects
Product Life Cycle


Deadline Date
6060 2010-08-20   export to doc file  EN  FR  DE
5099 2010-06-25 2010-10-25  
5060 2010-06-14 2010-06-25 export to doc file  EN
5020 2010-03-12 2010-06-11 export to doc file  EN
3090 2010-03-01 2010-04-01  
5061 2010-01-25 2010-03-01  
5091 2009-12-04 2009-12-31  
5060 2009-01-12 2009-01-26 export to doc file  EN
5020 2008-08-01 2009-01-09  
1090 2008-07-29 2008-08-01  

Implementation Dates

date of Ratification (DOR) (1) 2010-06-25
date of Availability (DAV) (2) 2010-08-20
date of Announcement (DOA) (3) -
date of Publication (DOP) (4) -
date of Withdrawal (DOW) (5) -


Superseded by  
Normative reference (6) EN 62541-3:2010

(1) Date of ratification (dor) date when the Technical Board notes the approval of an EN (and HD for CENELEC), from which time the standard may be said to be approved

(2) Date of availability (dav) date when the definitive text in the official language versions of an approved CEN/CENELEC publication is distributed by the Central Secretariat

(3) Date of announcement (doa) latest date by which the existence of an EN (and HD for CENELEC), a TS or a CWA has to be announced at national level

(4) Date of publication (dop) latest date by which an EN has to be implemented at national level by publication of an identical national standard or by endorsement

(5) Date of withdrawal (dow) latest date by which national standards conflicting with an EN (and HD for CENELEC) have to be withdrawn

(6) This list of normative references is purely indicative. The only official list of normative reference is the list of the published standard.