I.S. EN 61158-4-4:2008被替代
Industrial Communication Networks - Fieldbus Specifications Part 4-4: Data-link Layer Protocol Specification - Type 4 Elements
出版：National Standards Authority of Ireland
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基本信息
標準編號： I.S. EN 61158-4-4:2008
發布時間：2008/4/30 0:00:00
標準類別：Standard
出版單位：National Standards Authority of Ireland
標準頁數：58
標準簡介
Describes: 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 datalink 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.
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