YASKAWA E-V-MD Series User Manual page 176

 When an Error Occurs
Error
The gain adjustment
was not successfully
completed.
The positioning was not
completed within
approximately 10
seconds after
positioning adjustment
was completed.
(3) Related Functions on Advanced Autotuning by Reference
 Notch Filter
Usually, set this function to Auto Setting. (The notch filter is factory-set to Auto Setting.)
When you set this function to Auto Setting, vibration will be automatically detected during execution of auto-
tuning with a host reference and the notch filter will be adjusted.
Set this function to Not Auto Setting only if you do not change the notch filter setting before executing
advanced autotuning by reference.
Parameter
n.0
n.1
[Factory setting]
Pn460
n.0
n.1
[Factory setting]
 Anti-Resonance Control Adjustment
This function reduces low vibration frequency, which the notch filter does not detect.
Usually, set this function to Auto Setting. (The anti-resonance control is factory-set to Auto Setting.)
When you set this function to Auto Setting, vibration will be automatically detected during autotuning with a
host reference and anti-resonance control will be automatically adjusted and set.
Parameter
n.0
Pn160
n.1
[Factory setting]
Probable Cause
Machine vibration is occurring or position-
ing completion is not stable when the servo-
motor is stopped.
The positioning completed width is too nar-
row or proportional control (P control) is
being used.
Function
Does not set the 1st notch filter automatically with
the utility function.
Sets the 1st notch filter automatically with the util-
ity function.
Does not set the 2nd notch filter automatically with
the utility function.
Sets the 2nd notch filter automatically with the util-
ity function.
Function
Does not use the anti-resonance control automati-
cally with the utility function.
Uses the anti-resonance control automatically with
the utility function.
8.4 Advanced Autotuning by Reference
Corrective Actions
• Increase the set value for PnACC.
• Change the setting of the mode selection
from 2 to 3.
• If machine vibration occurs, suppress the
vibration with the anti-resonance control
adjustment function and the vibration sup-
pression function.
• Increase the setting of PnACC.
• Set 0 to V_PPI in the servo command out-
put signals (SVCMD_IO).
When Enabled Classification
Immediately
When Enabled Classification
Immediately
Tuning
Tuning
8
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