Standard

IEC 62541-4:2015 ED2

Mar 2015 Revised

Note: This standard has a new edition: IEC 62541-4:2025 ED4

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Abstract

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.

Document information

Standard from IEC
Published: 25 March 2015
Withdrawn: 13 July 2020
Edition: 2
Version: 1
Document type: IS
ISBN:

ICS 25.040.40
ICS 35.100.05
ISO TC TC 65/SC 65E

Product Relations

Revised by: IEC 62541-4:2020 RLV
Revised by: IEC 62541-4:2020 ED3
Revises: IEC 62541-4:2011 ED1
Adopted by: NEK IEC 60852-4:1996
Adopted by: NEK ISO/IEC 10026-2:1996
FRANKFURT AGREEMENT: FprEN 62541-4:2014

Product life cycle

Previous product

Revised

IEC 62541-4:2011 ED1
Current product

Revised

IEC 62541-4:2015 ED2
Stage 99.60
Revised by

Revised

IEC 62541-4:2020 RLV

Revised

IEC 62541-4:2020 ED3

IEC 62541-4:2015 ED2

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