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

Foreword

GB/T 33863 "OPC Unified Architecture" is divided into the following 13 parts.

---Part 1.Overview and concepts;

---Part 2.Security Model;

---Part 3.Address space model;

---Part 4.Services;

---Part 5.Information Model;

---Part 6.Mapping;

---Part 7.Rules and Regulations;

---Part 8.Data Access;

---Part 9.Alarms and conditions;

---Part 10.Procedure;

---Part 11.Historical visits;

---Part 12.Discovery;

---Part 13.Aggregation.

This part is Part 11 of GB/T 33863.

This section was drafted in accordance with the rules given in GB/T 1.1-2009.

The translation method used in this part is equivalent to the adoption of IEC 62541-11.2015 "OPC Unified Architecture Part 11.Historical Access".

The Chinese documents that have a consistent correspondence with the international documents cited in this section are as follows.

---GB/T 33863.1-2017 OPC Unified Architecture Part 1.Overview and Concepts (IEC /T R62541-1.2010,

IDT);

---GB/T 33863.3-2017 OPC Unified Architecture Part 3.Address Space Model (IEC 62541-3.2010, IDT);

---GB/T 33863.4-2017 OPC Unified Architecture Part 4.Services (IEC 62541-4.2011, IDT);

---GB/T 33863.5-2017 OPC Unified Architecture Part 5.Information Model (IEC 62541-5.2011, IDT);

---GB/T 33863.8-2017 OPC Unified Architecture Part 8.Data Access (IEC 62541-8.2011, IDT);

---GB/T 33863.13-2021 OPC unified architecture part 13.aggregation (IEC 62541-13.2015, IDT).

This part was proposed by China Machinery Industry Federation.

This part is under the jurisdiction of the National Industrial Process Measurement Control and Automation Standardization Technical Committee (SAC/TC124).

Drafting organizations of this section. Institute of Comprehensive Technology and Economics of Mechanical Industry Instrumentation, Beijing Institute of Automation of Mechanical Industry, Shen Zhen of Chinese Academy of Sciences

Yang Automation Research Institute, Chongqing University of Posts and Telecommunications, Electric Power Planning and Design Institute, Shanghai Automation Instrument Co., Ltd., Fujian Shangrun Precision Instrument Co., Ltd.

Company, China National Tobacco Corporation, Rockwell Automation (China) Co., Ltd., B&R Industrial Automation (China) Co., Ltd., Yokogawa Electric

(China) Co., Ltd., Phoenix Contact (Nanjing) R&D Engineering Center Co., Ltd., OPC Foundation China Association.

1 Scope

This part of GB/T 33863 defines the information model related to historical access (HA), especially including sections required for historical access.

Additional supplementary descriptions of point types and attributes, additional standard features, and other information and behaviors.

The complete address space model is specified in IEC 62541-3, including all node classes and attributes. IEC 62541-5 defines predetermined

The definition of information model, IEC 62541-4 specifies the service of detecting and accessing historical data and events, as well as the description of the extended parameter types.

This part includes functions to calculate and return aggregates, such as maximum, minimum, average, etc. The information model is defined in IEC 62541-13

Specific work of type and aggregation.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article

Pieces. For undated reference documents, the latest version (including all amendments) is applicable to this document.

IEC /T R62541-1 OPC Unified Architecture Part 1.Overview and Concepts (OPCunified Architecture-Part 1.

Overviewandconcepts)

IEC 62541-3 OPC Unified Architecture Part 3.Address Space Model (OPCunifiedarchitecture-Part 3.

Addressspacemodel)

IEC 62541-4 OPC Unified Architecture Part 4.Services (OPCunifiedarchitecture-Part 4.Services)

IEC 62541-5 OPC Unified Architecture Part 5.Information Model (OPCunifiedarchitecure-Part 5.Information

model)

IEC 62541-8 OPC Unified Architecture Part 8.Data Access (OPCunifiedarchitecture-Part 8.Dataaccess)

IEC 62541-13 OPC Unified Architecture Part 13.Aggregates (OPCunifiedarchitecture-Part 13.Aggregates)

3 Terms, definitions and abbreviations