（IEC 61158-3-4-2014），英文名为Industrial communication networks - Fieldbus specifications - Part 3-4: Data-link layer service definition - Type 4 elements。
它（IEC 61158-3-4-2014）是在2014-08-13发布，在2014-08-13开始实施。
IEC 61158-3-4:2014 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 second edition cancels and replaces the first edition published in 2007. It constitutes a minor technical revision. The main changes are: editorial improvements and editorial corrections.
本标准文件共有56页。 IEC 61158-3-4-2014 Industrial communication networks - Fieldbus specifications - Part 3-4_ Data-link layer service.pdf(1.2 MB)
