VFD-B Series
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5-72
 When the signal source of feedback control is PG and it needs to read the pulse numbers
from communication, this parameter can be used to set the refresh time of two
communication addresses (210D and 210E).
PID Control Block Diagram
P
10-02
I
10-03
D
10-04
10-05
10-01
10-07
10-06
10-00
+
-
+
+
+
Setpoint
Input Freq.
Gain
PID
feedback
Integral
gain
limit
Output
Freq.
Limit
Digital
filter
Freq.
Command
Speed Control Diagram
10- 13
I
P
10- 12 10- 14
+
-
+
+
+
Frequency Command
Speed Detection
Output Frequency
Output
Frequency
Limit
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