GB/T 33863.11-2021
OPC unified architecture—Part 11: Historical access (English Version)

Standard No.

GB/T 33863.11-2021

Language

Chinese, Available in English version

Release Date

2021

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Latest

GB/T 33863.11-2021

Scope

This part of GB/T33863 defines the information model related to historical access (HA), especially including additional supplementary descriptions of node types and attributes required for historical access, additional standard features, and other information and behaviors. The complete address space model is specified in IEC62541-3, including all node classes and attributes. IEC62541-5 defines a predefined information model, and IEC62541-4 specifies services for detecting and accessing historical data and events, as well as a description of extended parameter types. This section includes functions for calculating and returning aggregates such as maximum, minimum, average, etc. The specific work of information model and aggregation is defined in IEC62541-13.

GB/T 33863.11-2021 history

• 2021 GB/T 33863.11-2021 OPC unified architecture—Part 11: Historical access

GB/T 33863.11-2021 -All Parts