
Industrial communication networks - Fieldbus specifications - Part 4-2: Datalink layer protocol specification - Type 2 elements
出版:National Standards Authority of Ireland

专家解读视频
The data-link layer provides basic time-critical messaging communications between devices in an automation environment.
EN IEC 61158-4-2:2019 - Identical
IEC 61158-4-2 : 2019 - Identical
IEC 61158-4-2 : 2019 - Identical