60.60 Standard published Jun 21, 2019
CENELEC
CLC/TC 65X Industrial-process measurement, control and automation
European Norm
25.040.40 Industrial process measurement and control | 35.100.20 Data link layer | 35.110 Networking
Published
IEC 61158-4-4:2019 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 third edition cancels and replaces the second edition published in 2014 and constitutes a technical revision. The main changes include the following significant technical changes with respect to the previous edition:
a) additional user parameters to services;
b) additional services to support distributed objects;c) additional secure services
WITHDRAWN
EN 61158-4-4:2014
PUBLISHED
EN IEC 61158-4-4:2019
60.60
Standard published
Jun 21, 2019
PUBLISHED
EN IEC 61158-4-4:2023