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IEC 61158-4-4:2023 ed4.0
Industrial communication networks - Fieldbus specifications - Part 4-4: Data-link layer protocol specification - Type 4 elements
46 стр.
Действует
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Разработчик:
Зарубежные/IEC
ICS:
35.110 Networking. Including local area networks (LAN), metropolitan area networks (MAN), wide area networks (WAN), etc. / Организация сети, 35.100.20 Data link layer / Уровень звена данных, 25.040.40 Industrial process measurement and control / Измерение и контроль производственного процесса
Описание
IEC 61158-4-4:2023 specifies
- 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;
- the structure of the fieldbus DLPDUs used for the transfer of data and control information by the protocol of this document, and their representation as physical interface data units.