IEC 62541-4:2015

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OPC Unified Architecture – Part 4: Services

Published By	Publication Date	Number of Pages
IEC	2015-03-25	388

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Categories: 25.040.40 - Industrial process measurement and control, 35.100.05 - Multilayer applications, IEC

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Description

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.

Additional information

Published Code	IEC
Published By	International Electrotechnical Commission
Publication Date	2015-03-25
Pages Count	388
Language	France
Edition	2.0
File Size	4.0 MB
ICS Codes	25.040.40 - Industrial process measurement and control 35.100.05 - Multilayer applications

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IEC 62541-4:2015

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