144
6. PROTECTIVE FUNCTIONS
6.5 Causes and corrective actions
6.5
Causes and corrective actions
Error message
A message regarding operational troubles is displayed. The inverter output is not shut off.
Operation panel
indication
HOLD
Name
Operation panel lock
Description
Operation lock is set. Operation other than
is invalid. (Refer to
.)
Check point
--------------
Corrective action
Press
for 2 s to release the lock.
Operation panel
indication
LOCD
Name
Password locked
Description
Password function is active. Display and setting of parameters are restricted.
Check point
--------------
Corrective action
Enter the password in
Pr.297 Password lock/unlock
to unlock the password function before operating. (Refer to
Operation panel
indication
Er1
Name
Parameter write error
Description
• Parameter setting was attempted while
Pr.77 Parameter write selection
is set to disable parameter write.
• The operation panel and the converter unit cannot make normal communication.
Check point
• Check the
Pr.77
.)
• Check the connection between the operation panel and the converter unit.
Operation panel
indication
rE1
Name
Parameter read error
Description
A failure has occurred at EEPROM in the operation panel during reading of the parameter settings for Parameter
copy.
Check point
--------------
Corrective action
• Perform Parameter copy again. (Refer to
.)
• The operation panel may be faulty. Contact your sales representative.
Operation panel
indication
rE2
Name
Parameter write error
Description
A failure has occurred at EEPROM in the operation panel during writing of the parameter settings for Parameter
copy.
Check point
--------------
Corrective action
• The operation panel may be faulty. Contact your sales representative.
• Perform Parameter copy again. (Refer to
.)
Operation panel
indication
rE3
Name
Parameter verification error
Description
• The data in the converter unit are different from the data in the operation panel.
• A failure has occurred at EEPROM in the operation panel during parameter verification.
Check point
Check the parameter setting of the source converter unit against the setting of the target converter unit.
Corrective action
• Continue the verification by pressing
.
• Perform parameter verification again. (Refer to
• The operation panel may be faulty. Contact your sales representative.
Содержание FR-CC2-N Series
Страница 61: ...60 3 PRECAUTIONS FOR USE OF THE CONVERTER UNIT 3 4 Checklist before starting operation MEMO ...
Страница 137: ...136 5 PARAMETERS 5 10 Checking parameters changed from their initial values initial value change list MEMO ...
Страница 153: ...152 6 PROTECTIVE FUNCTIONS 6 6 Check first when you have a trouble MEMO ...
Страница 165: ...164 7 PRECAUTIONS FOR MAINTENANCE AND INSPECTION 7 2 Measurement of main circuit voltages currents and powers MEMO ...
Страница 171: ...170 8 SPECIFICATIONS 8 3 Outline dimension drawings MEMO ...