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标准规范网 下载中心 国际标准 【IEC】国际电工委员会标准 IEC 61158-4-22-2014 Industrial communication networks - Fieldbus specifications - Part 4-22: Data-link layer proto...: IEC 61158-4-22-2014 Industrial communication networks - Fieldbus specifications - Part 4-22_ Data-link layer proto.pdf
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IEC 61158-4-22-2014 Industrial communication networks - Fieldbus specifications - Part 4-22: Data-link layer proto...: IEC 61158-4-22-2014 Industrial communication networks - Fieldbus specifications - Part 4-22_ Data-link layer proto.pdf

 

IEC 61158-4-22-2014 Industrial communication networks - Fieldbus specifications - Part 4-22: Data-link layer proto...:
本标准为IEC 61158-4-22-2014,标准的英文名称为Industrial communication networks - Fieldbus specifications - Part 4-22: Data-link layer protocol specificationn - Type 22 elements,本标准在2014-08-15发布,在2014-08-15开始实施。
IEC 61158-4-22:2014 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 second edition cancels and replaces the first edition published in 2010 and constitutes a technical revision. The main changes are: - Introduction of new topology scan PDUs; - Bug fix of missing version field in some PDUs; - Introduction of new Physical Link descriptors.
本标准文件共有142页。


标准封面截图:
IEC 61158-4-22-2014 Industrial communication networks - Fieldbus specifications - Part 4-22: Data-link layer proto...

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