IEC 61131-5:20 00规定了可编程控制器的通信方面。它从PC的角度指定了任何设备如何与作为服务器的PC通信，以及PC如何与任何设备通信。特别地，它指定PC在代表其他设备提供服务时的行为以及PC应用程序可以从其他设备请求的服务。这个双语版本(2012-08)对应于2000-11年出版的单语英文版。 本出版物应与IEC 61131系列一起阅读。

IEC 61131-5:2000 specifies communication aspects of a programmable controller. It specifies from the viewpoint of a PC how any device can communicate with a PC as a server and how a PC can communicate with any device. In particular, it specifies the behavior of the PC as it provides services on behalf of other devices and the services the PC application program can request from other devices. This bilingual version (2012-08) corresponds to the monolingual English version, published in 2000-11.

This publication is to be read in conjunction with the IEC 61131 series.