IEC 61158-3-21:2019 ED2

Industrial communication networks - Fieldbus specifications - Part 3-21: Data-link layer service definition - Type 21 elements

Publication date: 24 pri 2019

General information

Current stage: 60.60 Effective date: 24 pri 2019

Originator: IEC

Owner: TC 65/SC 65C

Type: International Standard

ICS: 25.040.40 35.100.20 35.11

Gjuha: anglisht frëngjisht

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Statusi: Publikuar

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Scope

IEC 61158-3-21:2019 defines in an abstract way the externally visible service provided by the Type 21 fieldbus data-link layer in terms of the primitive actions and events of the service; the parameters associated with each primitive action and event, and the form which they take and the interrelationship between these actions and events, and their valid sequences. It cancels and replaces the first edition published in 2010 and constitutes a technical revision. The main changes are listed below:
•Added Network Control Message Type;
•Miscellaneous editorial corrections.

Life cycle

PREVIOUSLY

Revises
IEC 61158-3-21:2010 ED1

NOW

PUBLISHED
IEC 61158-3-21:2019 ED2
60.60 Standard published
24 pri 2019

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