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GB/T 20818.243-2025Industrial-process measurement and control - Data structures and elements in process equipment catalogues - Part 243: Lists of properties (LOPs) of flow modification accessories for electronic data exchange (English PDF)

工业过程测量和控制 过程设备目录中的数据结构和元素 第243部分:流量调节配件电子数据交换用属性列表(LOPs)

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Issued by

State Administration for Market Regulation

Level / Type

National · Recommended

Issue date

October 31, 2025

Implementation date

May 1, 2026

Scope

GB/T 20818.243-2025 is the English-translated version of 工业过程测量和控制 过程设备目录中的数据结构和元素 第243部分:流量调节配件电子数据交换用属性列表(LOPs).

GB/T 20818.243-2025 — This document stipulates that. ---Operating Attribute List (OLOP) used to describe the set of requirements and operating parameters for flow control fittings of automatic valves, Appendix A column the operation attribute list of the flow regulation accessory has been released; ---A list of device attributes (DLOPs) for describing flow control fittings for automatic valves, Appendix B lists the flow control fittings.

Device attribute list. The structure of LOPs conforms to the general structure defined in IEC 61987-11 and GB/T 20818.21-2020, and is compliant with... The basic principles for constructing LOPs are defined in GB/T 20818.10-2017.Furthermore, LOPs also comply with the provisions of IEC 60534-7.

Appendix C and Appendix D list the attribute library and block library for flow regulation accessories, respectively.

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Document preview — GB/T 20818.243-2025

National Standard of the People's Republic of China

ICS
25.040
Classification
N 10

Issued by: State Administration for Market Regulation

Contents

  • Preface
  • Introduction
  • 1 Scope
  • 2 Normative References
  • 3 Terms and Definitions
  • 4 General Rules
  • 4.1 Overview
  • 4.2 Description of OLOPs and DLOPs
  • 4.3 Example of using DLOP blocks for flow regulation accessories (informative)
  • Appendix A (Normative) List of Operating Attributes for Flow Regulation Accessories
  • Appendix B (Normative) List of Equipment Attributes for Flow Regulation Accessories
  • B.1 Orifice Plate DLOP
  • B.2 Diffusion Section DLOP
  • Appendix C (Normative) Attribute List of Flow Regulation Fittings --- Attribute Library
  • Appendix D (Normative) Attribute List of Flow Regulation Fittings --- Block Library
  • References

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents".

Drafting.

This document is Part 243 of GB/T 20818 "Data Structures and Elements in the Catalogue of Process Equipment for Measurement and Control of Industrial Processes".

GB/T 20818 has published the following parts.

---Part 1: Measuring devices with analog and digital outputs;

---Part 10: Basic Principles of Attribute Lists (LOPs) for Electronic Data Interchange in Industrial Process Measurement and Control;

---Part 11: General Structure of Attribute Lists (LOPs) for Electronic Data Interchange of Measuring Equipment;

---Part 12: Attribute Lists (LOPs) for Electronic Data Interchange of Flow Measurement Equipment;

---Part 13: Attribute List (LOP) for Electronic Data Interchange of Pressure Measurement Equipment;

---Part 14: Attribute List (LOP) for Electronic Data Interchange of Temperature Measurement Equipment;

---Part 15: Attribute Lists (LOPs) for Electronic Data Interchange of Level Measurement Equipment;

---Part 16: List of Attributes (LOPs) for Electronic Data Interchange of Density Measurement Equipment;

---Part 21: General Structure of Attribute Lists (LOPs) for Electronic Data Interchange of Automatic Valves;

---Part 22: Attribute Lists (LOPs) for Electronic Data Interchange of Valve Body Assembly;

---Part 92: Attribute Lists (LOPs) for Electronic Data Interchange of Measuring Equipment; LOPs aspect;

---Part 242: Attribute Lists (LOPs) for Electronic Data Interchange of Valve/Actuator Accessories;

---Part 243: Attribute Lists (LOPs) for Electronic Data Interchange of Flow Control Accessories this document adopts IEC 61987-24-3:2017 "Data structures and elements in the catalogue of process equipment for measurement and control of industrial processes".

Part 24-3.Attribute Lists (LOPs) for Electronic Data Interchange of Flow Control Accessories.

The following minimal editorial changes have been made to this document.

---In accordance with the numbering structure of my country's national standards, the standard name has been revised to "Catalogue of Industrial Process Measurement and Control Equipment".

Data Structures and Elements, Part 243: Attribute Lists (LOPs) for Electronic Data Interchange of Flow Regulation Accessories;

---Since IEC 61360-4 has been repealed, all its contents have been incorporated into the IEC Common Data Dictionary, and the normative reference document IEC 61360-4 has been included.

Corrected to IEC Common Data Dictionary;

---The material code "1.4401" from the German DIN standard in Table 1 has been changed to the corresponding material code in my country.

"06Cr17Ni12Mo2".

Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents.

This document was proposed by the China Machinery Industry Federation.

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

Introduction

Only when the information exchanged and its purpose are clearly defined can the company, business systems, engineering tools, internal data systems, and...

Only then can the exchange of product data between future control systems (electrical, measurement, and control technologies) proceed smoothly.

In the past, users would make various requests to suppliers or manufacturers when purchasing equipment, and suppliers would describe the equipment according to their requirements.

They have their own file formats, typically using different terminology, structures, and media (paper, databases, CDs, electronic catalogs, etc.). This situation differs from the norm.

Similar to certain situations in the planning and development process, equipment information is often used in many different information technology systems.

There are many types of equipment, each with different attributes (including equipment attributes and operational attributes, etc.). This allows for a comprehensive record of equipment planning and ordering processes.

In addition to providing all necessary information during the later stages of use, and to ensure that all relevant parties pay attention to these factors, GB/T 20818 "Industrial Process Measurement" was specifically formulated.

The "Data Structures and Elements in the Catalog of Control Process Equipment" aims to describe different devices and standardize the exchange of information.

GB/T 20818 proposes a standardized approach that helps suppliers and users of measuring equipment optimize internal and inter-company processes.

The workflow. Based on the work or functional role in the process, the engineering company is considered either a user or a supplier. This method is specified through attribute blocks.

Process control equipment. These attribute blocks are combined into attribute lists, where each list describes a specific type of equipment (device). This series the standard includes attributes that can be used for querying or proposing, as well as detailed attributes required to integrate devices into computer systems to perform other tasks.

Sexuality. GB/T 20818 is proposed to consist of the following parts.

---Part 1: Measuring Devices with Analog and Digital Outputs. Designed to specify process measuring devices with analog and digital outputs.

The purpose of defining a set of general structures and product characteristics is to provide guidance for the development of standards for different types of process measurement equipment.

---Part 10: Basic Principles of Attribute Lists (LOPs) for Electronic Data Interchange in Industrial Process Measurement and Control. Designed to regulate...

The basic principles of Operational Attribute List (OLOP) for Electronic Data Interchange of Measuring Equipment are defined, and OLOP data is provided.

Model.

---Part 11: General Structure of Attribute Lists (LOPs) for Electronic Data Interchange of Measuring Equipment. This aims to specify the electronic...

The general structure of the Sub-Data Exchange Device Attribute List (DLOP) is provided, along with several important detailed descriptions.

---Part 12: List of Attributes (LOPs) for Electronic Data Interchange of Flow Measurement Equipment. This aims to specify electronic data interchange attributes for flow measurement equipment.

Operational Attribute List (OLOP) and Device Attribute List (DLOP) for data exchange.

---Part 13: Attribute List (LOP) for Electronic Data Interchange of Pressure Measurement Equipment. This aims to specify the electronic data interchange requirements for pressure measurement equipment.

According to the Operational Attribute List (OLOP) and Device Attribute List (DLOP).

---Part 14: Attribute List (LOP) for Electronic Data Interchange of Temperature Measurement Equipment. This aims to specify the electronic data interchange requirements for temperature measurement equipment.

According to the Operational Attribute List (OLOP) and Device Attribute List (DLOP).

---Part 15: List of Attributes (LOPs) for Electronic Data Interchange of Level Measurement Equipment. This aims to specify the electronic data interchange (EDI) requirements for level measurement equipment.

Operational Attribute List (OLOP) and Device Attribute List (DLOP) for data exchange.

---Part 16: List of Attributes (LOPs) for Electronic Data Interchange of Density Measurement Equipment. This aims to specify electronic data interchange requirements for density measurement equipment.

Operational Attribute List (OLOP) and Device Attribute List (DLOP) for data exchange.

---Part 21: General Structure for Attribute Lists (LOPs) for Electronic Data Interchange of Automatic Valves. Designed to specify electronic data for automatic valves.

A common structure for swapping Operation Attribute Lists (OLOPs) and Device Attribute Lists (DLOPs).

---Part 22: List of Attributes (LOPs) for Electronic Data Interchange of Valve Body Assemblies. This section aims to specify electronic data exchange for valve body assemblies.

Use the common structure of Operation Attribute List (OLOP) and Device Attribute List (DLOP).

---Part 92: Attribute Lists (LOPs) for Electronic Data Interchange of Measuring Equipment (LOPs) Level. Designed for industrial process automation.

The equipment specifies the content of the Attribute List (LOPs) level for Electronic Data Interchange.

---Part 242: Attribute Lists (LOPs) for Electronic Data Interchange of Valve/Actuator Accessories. Designed for valve/actuator accessories.

The Operating Attribute List (OLOP) and Device Attribute List (DLOP) for Electronic Data Interchange are specified.

---Part 243: Attribute Lists (LOPs) for Electronic Data Interchange of Flow Control Fittings. This aims to specify electronic data interchange requirements for flow control fittings.

Operational Attribute List (OLOP) and Device Attribute List (DLOP) for data exchange.

This document pertains to flow control fittings. It provides a list of operational attributes (OLOPs) for all types of flow control fittings.

The OLOP group can be used to request various quotes. This document also provides a list of device attributes (DLOP) for flow regulation accessories.

DLOP can function in different ways within the computer systems of equipment manufacturers and suppliers, CAE systems, or EPC systems.

Use only. The OLOP and DLOP provided in this document comply with the provisions of GB/T 20818.10, GB/T 20818.21 and IEC 61987-11.

Industrial process measurement and control Data structures and elements in the process equipment catalog Part 243: Electronic Data for Flow Control Accessories Exchangeable Attribute Lists (LOPs)

1 Scope

This document stipulates that.

---Operating Attribute List (OLOP) used to describe the set of requirements and operating parameters for flow control fittings of automatic valves, Appendix A column the operation attribute list of the flow regulation accessory has been released;

---A list of device attributes (DLOPs) for describing flow control fittings for automatic valves, Appendix B lists the flow control fittings.

Device attribute list.

The structure of LOPs conforms to the general structure defined in IEC 61987-11 and GB/T 20818.21-2020, and is compliant with...

The basic principles for constructing LOPs are defined in GB/T 20818.10-2017.Furthermore, LOPs also comply with the provisions of IEC 60534-7.

Appendix C and Appendix D list the attribute library and block library for flow regulation accessories, respectively.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.

For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.

This document.

GB/T 20818.10-2017 Data Structures and Elements in the Catalogue of Process Equipment for Industrial Process Measurement and Control - Part 10 Section. Basic Principles of Lists of Attributes (LOPs) for Electronic Data Interchange in Industrial Process Measurement and Control (IEC 61987-10:2009, IDT) GB/T 20818.21-2020 Data Structures and Elements in the Catalogue of Process Equipment for Measurement and Control in Industrial Processes - Part 21.

Automatic valve electronic data interchange attribute list (LOP) general structure (IEC 61987-21:2015, IDT) Note. GB/T 17564.1-2011 Standard Data Element Types and Related Classification Models for Electrical Projects Part 1: Definition Principles and Methods (IEC 61360-1:2009, IDT) GB/T 17564.2-2013 Standard data element types and related classification patterns for electrical components - Part 2: EXPRESS dictionary patterns (IEC 61360-2:2012, IDT) GB/T 17564.3-1999 Standard data element types and related classification models for electrical components - Part 3: Maintenance and verification procedures (eqv, IEC 61360-3:1995) GB/T 17564.4-2009 Standard data element types and related classification models for electrical components - Part 4: IEC standard data element types and component category reference set (IEC 61360-4:2005, IDT) GB/T 17564.6-2021 Standard data element types and related classification models for electrical components - Part 6: IEC Common Data Dictionary (IEC CDD) Quality Guidelines (IEC 61360-6:2016, IDT) IEC 61987-11:2016 Data structures and elements of a catalogue of process equipment for measurement and control in industrial processes – Part 11: Measurement

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 12 pages — is available in the English PDF.

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