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IEC 61158-4-14:2014 ed3.0

Действует
Industrial communication networks - Fieldbus specifications - Part 4-14: Data-link layer protocol specificationn - Type 14 elements — 67 стр.
IEC 61158-4-14:2014 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 and the structure of the fieldbus DLPDUs used for the transfer of data and control information by the protocol of this standard, and their representation as physical interface data units. This third edition cancels and replaces the second edition published in 2010 and constitutes a technical revision. The main changes are:
- update the Communication model;
- update the Encoding of DL-management Tag for FRT applications in Subclause 6.2.3;
- corrections the edit error;
- update of the requirements for all conformance classes;
- update of the requirements for all conformance services.
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