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    I.S. EN IEC 61158-4-12:2019

    Current The latest, up-to-date edition.

    Industrial communication networks - Fieldbus specifications - Part 4-12: Datalink layer protocol specification - Type 12 elements

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  09-07-2019

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

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    Table of Contents - (Show below) - (Hide below)

    FOREWORD
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Terms, definitions, symbols, abbreviations and conventions
    4 Overview of the DL-protocol
    5 Frame structure
    6 Attributes
    7 DL-user memory
    8 Type 12: FDL protocol state machines
    Annex A (informative) Type 12: Additional specifications on DL-Protocol state machines
    Bibliography

    Abstract - (Show below) - (Hide below)

    The data-link layer provides basic time-critical messaging communications between devices in an automation environment.

    General Product Information - (Show below) - (Hide below)

    Committee TC 65
    Document Type Standard
    Product Note The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document. THIS STANDARD ALSO REFERS TO IETF RFC 768,IETF RFC 791,ITU-T V.41,ANSI X3.66,IETF RFC 1213,IETF RFC 1643
    Publisher National Standards Authority of Ireland
    Status Current
    Supersedes
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