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ÖVE/ÖNORM EN 61158-4-7:2008-10

Действует
Industrial communication networks - Fieldbus specifications - Part 4-7: Data-link layer protocol specification - Type 7 elements (IEC 61158-4-7:2007)
This ÖVE/ÖNORM specifies a) 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; b) 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.
ICS
35.240.50 IT applications in industry. Including design automation / Применение информационных технологий в промышленности. Включая автоматизацию проектирования
35.100.20 Data link layer / Уровень звена данных
25.040.40 Industrial process measurement and control / Измерение и контроль производственного процесса