BS EN 62541-4:2015 - OPC unified architecture. Services

BS EN 62541-4:2015

OPC unified architecture. Services

Status : Current, Work in hand   Published : June 2015



IEC 62541-4:2015 defines the OPC Unified Architecture (OPC UA) Services. The Services described are the collection of abstract Remote Procedure Calls (RPC) that are implemented by OPC UA Servers and called by OPC UA Clients. This second edition cancels and replaces the first edition published in 2011. It constitutes a technical revision. It includes the following changes:

- Update for 6.4 Redundancy.

- Clarifications for Publish and Reconnect scenarios.

- Handling of MonitoredItem changes in short network interruption scenarios.

- Update for 6.1.3 Determining if a Certificate is Trusted.

- Revised definition of parameters semaphoreFile and isOnline in Service RegisterServer.

- Services ModifySubscription and ModifyMonitoredItems.

Standard NumberBS EN 62541-4:2015
TitleOPC unified architecture. Services
StatusCurrent, Work in hand
Publication Date30 June 2015
Normative References(Required to achieve compliance to this standard)EN 62541-11, EN 62541-7, EN 62541-3, IEC TR 62541-1, IEC 62541-13, IEC 62541-11, IEC 62541-6, CLC/TR 62541-2, EN 62541-8, IEC 62541-7, CLC/TR 62541-1, EN 62541-5, IEC 62541-3, EN 62541-13, IEC 62541-5, EN 62541-6, IEC 62541-8, IEC TR 62541-2
Informative References(Provided for Information)No other standards are informatively referenced
ReplacesBS EN 62541-4:2011
International RelationshipsEN 62541-4:2015,IEC 62541-4:2015
Draft Superseded By13/30283031 DC
DescriptorsUnified modelling language, Information exchange, Technology transfer, Data processing, Software engineering techniques, Data representation, Interfaces (data processing), Computer networks, Data management, Digital computers, Objects (programming language), Control technology, Computer software, Computer technology, Information services, Data transmission, Data acquisition
Title in FrenchArchitecture unifiée OPC. Services
Title in GermanOPC Unified Architecture. Dienste
ISBN978 0 580 83003 7
File Size3.235 MB

 Your basket
Your basket is empty

Multi-user access to over 3,500 medical device standards, regulations, expert commentaries and other documents

Worldwide Standards
We can source any standard from anywhere in the world

Tracked Changes

Understand the changes made to a standard with our new Tracked Changes version


The faster, easier way to work with standards