Method Of Operation - Festo IFB21-03 Electronic Manual

1. Summary of components
1.3

Method of operation

1
Incoming field
bus
2
Continuing field
bus
3
Compressed air
4
Node
5
Workair (2, 4)
Fig. 1/5: Method of operation of a valve terminal
Festo P.BE-VIFB21-03-EN en 0010a
The node controls the following functions:
– It connects the valve terminal to the INTERBUS and
to the power supply.
– It controls the system settings of the terminal as
well as an automatic valve test and (in conjunction
with G3 modules) the display and masking out of
error messages.
– It controls data transfer to/from the field bus module
of your control system.
– It manages the internal control of the terminal.
1
4
2
3
5
1-7