
Industrial communication networks - Fieldbus specifications - Part 4-3: Data-link layer protocol specification - Type 3 elements
出版:Netherlands Standards

专家解读视频
The data-link layer provides basic time-critical messaging communications between devices in an automation environment.
IEC 61158-4-3 : 4.0 - Identical
EN IEC 61158-4-3:2019 - Identical
IEC 61158-4-3 : 4.0 - Identical