This part of IEC 61139 specifies a wireless single-drop digital communication interface (SDCI wireless).
This is an extension to the single-drop digital communication interface (SDCI) technology that is specified in IEC 61131-9.
This document specifies the wireless communication services and protocol (physical layer, data link layer and application layer in accordance with the ISO/OSI reference model) for W‑Masters and W‑Devices.
BS EN IEC 61139-3:2023 history
2023BS EN IEC 61139-3:2023 Industrial networks. Single-drop digital communication interface - Wireless extensions