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SRPS EN IEC 61158-4-21:2023

Industrial communication networks - Fieldbus specifications - Part 4-21: Data-link layer protocol specification - Type 21 elements

Jun 30, 2023

General information

60.60     Jun 30, 2023

ISS

N065

European Norm

25.040.40     35.100.20     35.110  

English  

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Scope

IEC 61158-4-21:2023 describes:

procedures for the timely transfer of data and control information from one data link user entity to a peer user entity, and among the data link entities forming the distributed data link service provider;

procedures for giving communication opportunities based on ISO/IEC/IEEE 8802‑3 MAC, with provisions for nodes to be added or removed during normal operation;

structure of the fieldbus data link protocol data units (DLPDUs) used for the transfer of data and control information by the protocol of this document, and their representation as physical interface data units.

Life cycle

PREVIOUSLY

PUBLISHED
SRPS EN IEC 61158-4-21:2019

NOW

PUBLISHED
SRPS EN IEC 61158-4-21:2023
60.60 Standard published
Jun 30, 2023

Related project

Adopted from EN IEC 61158-4-21:2023 IDENTICAL

Adopted from IEC 61158-4-21:2023 ED3 IDENTICAL