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12 USING A FULLY CLOSED LOOP SYSTEM
12.2 Functions and configuration
Dual feedback filter equivalent block diagram
The following shows a dual feedback filter equivalent block diagram for dual feedback control.
*1 Set "" (dual feedback filter band) with [Pr. PE08 Fully closed loop dual feedback filter].
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+
+
-
*1
At servo motor stop (1 to )
Fully closed loop control
During operation ( or higher) Semi closed loop control
Semi closed loop
control
Fully closed loop
control
Dual feedback filter
Servo motor
Linear encoder
Position
control unit
High-pass
filter
Low-pass
filter
Frequency [rad/s]
Operation status
Control status
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