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IEC 61158-3-4:2019 ed3.0
Industrial communication networks - Fieldbus specifications - Part 3-4: Data-link layer service definition - Type 4 elements
53 стр.
Заменен
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245.70 CHF (включая НДС 20%)
Разработчик:
Зарубежные/IEC
ICS:
35.100.20 Data link layer / Уровень звена данных35.110 Networking. Including local area networks (LAN), metropolitan area networks (MAN), wide area networks (WAN), etc. / Организация сети25.040.40 Industrial process measurement and control / Измерение и контроль производственного процесса
Описание
IEC 61158-3-4:2019 defines the services provided to the Type 4 fieldbus application layer at the boundary between the application and data-link layers of the fieldbus reference model and systems management at the boundary between the data-link layer and systems management of the fieldbus reference model. This third edition cancels and replaces the second edition published in 2014. It constitutes a technical revision. The main changes are:
-Additional user parameters to services;
-Additional services to support distributed objects;
-Additional secure services