3 Utility Function Mode
3.2.28 Advanced Autotuning by Reference (Fn202)
3-68
(2) Operating Procedure
Set the correct moment of inertia ratio in Pn103 by using the advanced autotuning
before performing this procedure.
CAUTION
• When using the MP2000 Series with phase control, select the mode = 1 (standard
level). If 2 or 3 is selected, phase control of the MP2000 Series may not be possi-
ble.
Step Display after Operation Keys Operation
1
Press the Key to view the main
menu for the utility function mode.
Use the
or Key to move
through the list and select Fn202.
2
Press the
Key to display the initial
setting screen for advanced autotuning by
reference.
3
Press the , , or Key and
set the items in steps 3-1 and 3-2.
3-1
Mode Selection
Select the mode.
Mode = 1: Makes adjustments considering responsiveness and stability (Standard level).
Mode = 2: Makes adjustments for positioning [Factory setting].
Mode = 3: Makes adjustments for positioning, giving priority to overshooting suppression.
3-2
Type Selection
Select the type according to the machine element to be driven.
If there is noise or the gain does not increase, better results may be obtained by changing the rigidity
type.
Type = 1: For belt drive mechanisms
Type = 2: For ball screw drive mechanisms [Factory setting]
Type = 3: For rigid systems in which the servomotor is directly coupled to the machine (without gear
or other transmissions)
4
Press the
Key to display the
advanced autotuning by reference execu-
tion screen.
Note: If the mode is set to 1, Pn102 is dis-
played. If the mode is set to 2 or 3,
the Pn102 display will change to the
Pn141.
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