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EVS-EN IEC 61158-4-4:2023

Industrial communication networks - Fieldbus specifications - Part 4-4: Data-link layer protocol specification - Type 4 elements

General information

Valid from 15.05.2023
Base Documents
EN IEC 61158-4-4:2023; IEC 61158-4-4:2023
Directives or regulations
None

Standard history

Status
Date
Type
Name
15.05.2023
Main
02.07.2019
Main
The data-link layer provides basic time-critical messaging communications between devices in an automation environment.
This protocol provides a means of connecting devices through a partial mesh network, such that most failures of an interconnection between two devices can be circumvented. In common practice the devices are interconnected in a non-redundant hierarchical manner reflecting application needs.

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