5.2 Tuning-less Function
5-13
5
Adjustments
5.2.2
Tuning-less Levels Setting (Fn200) Procedure
The following procedure is used for setting the tuning-less levels.
Setting tuning-less Levels is performed from the digital operator (optional), or S.
The operating procedure from the Digital Operator is described here.
For the basic operation of the digital operator, refer to
Σ
-V series User’s Manual, Operation of Digital Opera-
tor
(SIEP S800000 55).
(1) Before Performing Tuning-less Function
Check the following settings before performing the tuning-less function, or otherwise “NO-OP” will be dis-
played during the tuning-less operation.
• The tuning-less function must be enabled. (Pn170.0 = 1)
• The write prohibited setting (Fn010) must not be set.
(2) Operating Procedure with Digital Operator
CAUTION
To ensure safety, perform tuning-less function in a state where the SERVOPACK can come to an emergency stop at
anytime.
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,
select Fn200.
2
Press the
Key to display the tuning-less mode
setting screen.
Notes:
• If the display does not switch and “NO-OP” is dis-
played, the write prohibited setting is set in Fn010.
Change the setting in Fn010 and press the key
again after enabling writing.
• If the response waveform causes overshooting or if
the mass ratio exceeds 30 (i.e., outside the scope of
product guarantee), press the
Key and change
the mode setting to 2.
• If a high-frequency noise is heard, press the
Key and change to the mode setting to 0.
• The tuning mode can be also changed in Pn170.3.
3
Press the
Key to display the tuning level setting
screen.
4
Press the
or
Key to select the tuning level.
Select the tuning level from 0 to 4. The larger the
value, the higher the gain is and the better response
performance will be. (The factory setting is 4.)
Notes:
• Vibration may occur if the tuning level is too high.
Lower the tuning level if vibration occurs.
• If a high-frequency noise is heard, press the
Key to automatically set a notch filter for the vibra-
tion frequency.
• The tuning level can be also changed in Pn170.2.
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2nd notch filter
