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  • BS EN IEC 61158-5-21:2019

    Current The latest, up-to-date edition.

    Industrial communication networks. Fieldbus specifications Application layer service definition. Type 21 elements

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  03-07-2019

    Publisher:  British Standards Institution

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    Abstract - (Show below) - (Hide below)

    The Fieldbus Application Layer (FAL) provides user programs with a means to access the fieldbus communication environment.

    Scope - (Show below) - (Hide below)

    IEC 61158-5-21:2019 specifies the structure and services of the type 21 IEC fieldbus Application Layer, in conformance with the OSI Basic Reference Model (ISO/IEC 7498) and the OSI Application Layer Structure (ISO/IEC 9545). This second edition cancels and replaces the first edition published in 2010. This edition constitutes a technical revision.
    This edition includes the following significant technical changes with respect to the previous edition:
    •added Write and Read service;
    •miscellaneous editorial corrections.

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

    Committee GEL/65/3
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes
    View more information

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