HVAC400X – APPLICATION MANUAL
EN2B-0417GE51 R0719
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Fig. 40. The feedforward control
Legend
A.
Level ref.
C.
Level control.
B.
FFW.
D.
Outflow control.
P3.13.4.2 FEEDFORWARD GAIN (ID 1060)
You can use this parameter to adjust the gain of the feedforward signal.
P3.13.4.3 FEEDFORWARD 1 SOURCE SELECTION (ID 1061)
You can use this parameter to select the source of the PID feedforward signal.
P3.13.4.4 FEEDFORWARD 1 MINIMUM (ID 1062)
You can use this parameter to set the minimum value of the feedforward signal.
P3.13.4.5 FEEDFORWARD 1 MAXIMUM (ID 1063)
You can use this parameter to set the maximum value of the feedforward signal.
10.13.5
Process Supervision
Use the process supervision to make sure that the PID Feedback value (the process value or the actual value)
stays in the set limits. With this function, you can, e.g., find a pipe break and stop the flooding.
PID
FFW
LT
FT
A
B
C
D