National Instruments NI-FBUS User Manual
Page 147
Glossary
© National Instruments Corporation
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NI-FBUS Configurator User Manual
V
VFD
View objects
Predefined groupings of parameter sets that HMI applications use.
Virtual Field Device
The virtual field device is a model for remotely viewing data
described in the object dictionary. The services provided by the
Fieldbus Messaging Specification allow you to read and write
information about the object dictionary, read and write the data
variables described in the object dictionary, and perform other
activities such as uploading/downloading data and invoking
programs inside a device. A model for remotely viewing data
described in the object dictionary.