IEC 61158-4-4:2007 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.
WITHDRAWN
IEC 61158-4:2003 ED3
WITHDRAWN
IEC 61158-4:2003/COR1:2004 ED3
WITHDRAWN
IEC PAS 62412:2005 ED1
WITHDRAWN
IEC 61158-4-4:2007 ED1
99.60
Withdrawal effective
May 15, 2014
WITHDRAWN
IEC 61158-4-4:2014 ED2