Nidec Control Techniques Digitax-SF DA21223, Instruction Manual, Page: 302 / 386

19
Digitax SF
Instruction Man
ual
Tuning
7
7. Tuning
2.
Tuning Procedure
2. Tuning Procedure
N
Stage 2
Y
Y
N
Final tuning
Inertia ratio estimation by the auto tuning
Operation 1B
Set Control Gain Set to "5"
Click
Start the Auto tuning
Select the Tuning tab
Confirm Confirm
Set
Start
Operation 2
Set
Write to the
drive
Automatic parameter update
Click on the check box.
Stop the Auto tuning
Stop
Tuning complete
Acceptable motion?
Is the motor quiet?
Check the motor motion by test operation or external command input.
Repeat the system entire motion several times.
Wait for the inertia ratio estimate to converge.
Stop
Click
Click
Click
・Shorter settling time
・Better responsiveness
Starting tuning with a low setting
of the controller gain set will enable
successful tuning with no vibrations
and low
noise.
And/or
Visually check
the actual motion
:DYHIRUPPRQLWRU
Manually enter the inertia ratio.
Auto Tuning on
Digitax SF Connect
: Operation 1B
Make sure to click on [Stop] to finish Auto Tuning.
Starting Final Tuning Mode while Auto Tuning is still in process will make the tuning difficult
because of inertia ratio changes.