GB/T 20818.243-2025 Industrial-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
GB/T 20818.243-2025 Industrial-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
Basic Information
Scope
This document specifies:
—— An operational property list (OLOP) used to describe the requirements and operating parameters of flow regulation accessories for automatic valves. Appendix A lists the operational properties of flow regulation accessories;
—— A device property list (DLOP) used to describe the device properties of flow regulation accessories for automatic valves. Appendix B lists the device properties of flow regulation accessories.
The structure of the OLOPs complies with the general structure defined in IEC 61987-11 and GB/T 20818.21—2020, and with the basic principles for constructing OLOPs defined in GB/T 20818.10—2017. Additionally, the OLOPs also comply with the provisions of IEC 60534-7.
Appendix C and Appendix D list the attribute library and block library of flow regulation accessories, respectively.