nsBAS EN IEC 61158-4-21:2024
Industrial communication networks - Fieldbus specifications - Part 4-21: Data-link layer protocol specification - Type 21 elements
General information
Status:Project
Number of pages:118
Adoption method:Proglašavanje
Language:engleski
Edition:1.
Realization date:24.04.2024
Forseen date for next stage code:16.06.2024
Technical committee:BAS/TC 51, Automation
ICS:
25.040.40, Industrial process measurement and control
35.100.20, Data link layer
35.110, Networking
35.100.20, Data link layer
35.110, Networking
Abstract
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.
Lifecycle
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Original document and degree of correspondence
EN IEC 61158-4-21:2023, identical
IEC 61158-4-21:2023, identical
Relation to BAS standards
Work material
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