IEC 61158-4-21 Ed. 2.0 b:2019

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IEC 61158-4-21 describes 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 procedures for giving communication opportunities based on standard ISO/IEC 8802-3 MAC, with provisions for nodes to be added or removed during normal operation; structure of the fieldbus data link protocol data units (DLPDUs) used for the transfer of data and control information by the protocol of this standard, and their representation as physical interface data units.

Product Details

Edition:

2.0

Published:

04/10/2019

Number of Pages:

226

File Size:

1 file , 3.2 MB