IEC 62541-8:2015 ED2

OPC Unified Architecture - Part 8: Data Access

Publication date: Mar 25, 2015

General information

Current stage: 99.60 Effective date: Jun 22, 2020

Next stage: WPUB

Originator: IEC

Owner: TC 65/SC 65E

Type: International Standard

ICS: 25.040.40 35.100.05

Languages: English French

Buying

Status: Revised

PDF - ALL 21,483

Paper - ALL 21,483

CD - ALL 21,483

Language

Language in which you want to receive the document.

Scope

IEC 62451-8:2015 is part of the overall OPC Unified Architecture (OPC UA) standard series and defines the information model associated with Data Access (DA). It particularly includes additional VariableTypes and complementary descriptions of the NodeClasses and Attributes needed for Data Access, additional Properties, and other information and behaviour. This second edition cancels and replaces the first edition published in 2011 and constitutes a technical revision. This edition includes the following changes:
- Clarified that deadband has to be between 0.0 and 100.0. Violations result in error Bad_DeadbandFilterInvalid;
- Added VariableTypes handling ArrayItems and DataTypes supporting this, including complex number types.

Life cycle

PREVIOUSLY

WITHDRAWN
IEC 62541-8:2011 ED1

NOW

WITHDRAWN
IEC 62541-8:2015 ED2
99.60 Withdrawal effective
Jun 22, 2020

REVISED BY

PUBLISHED
IEC 62541-8:2020 ED3