IEC 61158-3-4:2019被替代
Industrial communication networks - Fieldbus specifications - Part 3-4: Data-link layer service definition - Type 4 elements
出版：
专家解读视频
IEC 61158-3-4:2019 defines the services provided to the Type 4 fieldbus application layer at the boundary between the application and data-link layers of the fieldbus reference model and systems management at the boundary between the data-link layer and systems management of the fieldbus reference model. This third edition cancels and replaces the second edition published in 2014. It constitutes a technical revision. The main changes are:-Additional user parameters to services;-Additional services to support distributed objects;-Additional secure services
DS/EN IEC 61158-3-4:2019 - Identical
DIN EN IEC 61158-3-4:2020-06 - Identical
OVE EN IEC 61158-3-4:2020 07 01 - Identical
EN IEC 61158-3-4:2019 - Identical
BS EN IEC 61158-3-4:2019 - Identical
I.S. EN IEC 61158-3-4:2019 - Identical
UNE-EN IEC 61158-3-4:2019 - Identical
PN-EN IEC 61158-3-4:2019-12 - Identical
CEI EN IEC 61158-3-4 : 2019 - Identical
NF EN IEC 61158-3-4:2019 - Identical
