Industrial-process measurement and control - Data structures and elements in process equipment catalogues - Part 24-2: List of properties (LOPs) of valve/actuator accessories for electronic data exchange
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24-2部分:用于电子数据交换的阀门/执行器配件的属性(LOP)列表
IEC 61987-24-2:2017 provides
- an operating list of properties (OLOP) for the description of the operating parameters and the collection of requirements for accessories attached to automated valves, listed in Annex A,
- device lists of properties (DLOPs) for accessories attached to automated valves, listed in Annex B.