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Normas BSI – AENOR
BS EN IEC 61158-4-19:2019

BS EN IEC 61158-4-19:2019

Industrial communication networks. Fieldbus specifications. Data-link layer protocol specification. Type 19 elements

Fecha:
2019-07-04 /Definitive
Comité:
GEL/65/3
Equivalencias internacionales:

EN IEC 61158-4-19:2019

IEC 61158-4-19:2019

Relación con otras normas BSI:

Reemplaza a: BS EN 61158-4-19:2014

Resumen:
IEC 61158-4-19:2019 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 fourth edition cancels and replaces the third edition published in 2014 and constitutes a technical revision.
The main changes are:
•improving the hotplug and redundancy features;
•improving the phase switching and the error handling;
•editorial improvements
Keywords:
Fieldbus, Industrial, Interfaces (data processing), Process control, Data link layer (OSI), Communication networks, Open systems interconnection, Computer networks, Bus networks, Automatic control systems, Communication procedures, Data transmission
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