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6.3 Advanced Autotuning (Fn201)
6-23
(2) Failure in Operation
When "NO-OP" Flashes on the Display
When "Error" Flashes on the Display
10
Press the Key. The adjusted values will be saved
in the SERVOPACK.
• If Pn170.0 = 1 (factory setting), "DONE"
will flash
for approximately two seconds, and "A.941" will be
displayed.
• If Pn170.0 = 0, "DONE" will flash for approxi-
mately two seconds, and "BB"
will be displayed.
Note: Press the Key to not save the values. The
display
will return to that shown in step 1.
11 Turn ON the SERVOPACK power supply again after executing advanced autotuning.
Probable Cause Corrective Actions
The main circuit power supply was OFF. Turn ON the main circuit power
supply.
An alarm or warning occurred. Remove the cause of the alarm or the warning.
Overtraveling occurred. Remove the cause of the overtravel.
Gain setting 2 was selected by gain
switching. Disable the automatic gain switching.
The HWBB function operated. Disable the HWBB function.
Error Probable Cause Corrective Actions
The gain adjustment was
not successfully complet-
ed.
Machine vibration is occurring or the posi-
tioning completed signal (/COIN) is turning
ON and OFF when the
servomotor is
stopped.
• Increase the set value for Pn522.
• Change the mode from 2 to 3.
• If machine vibration occurs, suppress the
vibration with th
e anti-resonance control
adjustment function and the vibration
suppression function.
An error occurred during
the calculation of the
mass.
Refer to the following table When an Error Occurs during Calculation of Mass.
Travel distance setting er-
ror
The travel distance is set to approximately 5
mm
or less, which is less than the minimum
adjustable travel distance.
Increase the travel distance. It is recom-
mended to set the travel distance to 90 mm.
The positioning complet-
ed signal (/COIN) did not
tu
rn ON within approxi-
mately 10 seconds after
posi
tioning adjustment
was completed.
The positioning completed width is too nar-
row or proportional control (P control) is
bein
g used.
• Increase the set value for Pn522.
• If P control is used, turn OFF the /P-CON
signal.
The mass cannot be cal-
culated when the tuning-
less function was activat-
ed.
When the tuning-less function was activat-
ed, Jcalc was set to OFF so the mass was
not ca
lculated.
• Turn OFF the tuning-less function.
• Set Jcalc to ON, so the mass will be cal-
culated.
(cont’d)
Step Display after Operation Keys Operation
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