Mitsubishi Electric MELSERVO-J4 series, Инструкция по эксплуатации

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16 FULLY CLOSED LOOP SYSTEM
16.1 Functions and configuration
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16
Dual feedback filter equivalent block diagram
A dual feedback filter equivalent block diagram on the dual feedback control is shown below.
*1 " ω " (a dual feedback filter band) is set by [Pr. PE08].
Servo motor during a stop
(0 to
˶ )
Fully closed loop
control
In operation ( ˶ or more)
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
˶ *1
Frequency [rad/s]
Operation status Control status