
Industrial communication networks - Fieldbus specifications - Part 4-4: Data-link layer protocol specification - Type 4 elements
出版:

專家解讀視頻
IEC 61158-4-4:2023 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;- the structure of the fieldbus DLPDUs used for the transfer of data and control information by the protocol of this document, and their representation as physical interface data units.
DS/EN IEC 61158-4-4:2023 - Identical
PN-EN IEC 61158-4-4:2023-12 - Identical