IEC 61158-4-12 : 4.0现行
Industrial communication networks - Fieldbus specifications - Part 4-12: Data-link layer protocol specification - Type 12 elements
出版：International Electrotechnical Committee
专家解读视频
The data-link layer provides basic time-critical messaging communications between devices in an automation environment.
I.S. EN IEC 61158-4-12:2019 - Identical
EN IEC 61158-4-12 : 2019 - Identical
NEN EN IEC 61158-4-12 : 2019 - Identical
PN-EN IEC 61158-4-12: 2019-12 - Identical
DS/EN IEC 61158-4-12 : 2019 - Identical
BS EN IEC 61158-4-12:2019 - Identical
UNE-EN IEC 61158-4-12:2019 - Identical
UNE-EN IEC 61158-4-12:2019 - Identical
BS EN IEC 61158-4-12:2019 - Identical
DS/EN IEC 61158-4-12 : 2019 - Identical
PN-EN IEC 61158-4-12: 2019-12 - Identical
I.S. EN IEC 61158-4-12:2019 - Identical
EN IEC 61158-4-12 : 2019 - Identical
NEN EN IEC 61158-4-12 : 2019 - Identical
