
Industrial communication networks - Fieldbus specifications - Part 5-4: Application layer service definition - Type 4 elements
出版:Netherlands Standards

专家解读视频
The fieldbus application layer (FAL) provides user programs with a means to access the fieldbus communication environment.
IEC 61158-5-4 :3.0 - Identical
EN IEC 61158-5-4:2019 - Identical
IEC 61158-5-4 :3.0 - Identical