YASKAWA GA500 Maintenance & Troubleshooting page 62

2.5 Minor Faults/Alarms
Code Name
CP2 Comparator 2 Limit Error
Note:
• The drive detects this error when the terminal is assigned to H2-01 to H2-03 = 67 [MFDO Function Select = Comparator2].
• If the drive detects this error, the terminal set to H2-01 to H2-03 = 10 [MFDO Function Selection = Alarm] will activate.
• Parameter H2-35 [Comparator2 Protection Selection] enables and disables CP2 detection.
Code Name
CrST Cannot Reset
Code Name
CyC MECHATROLINK
CommCycleSettingErr
Note:
If the drive detects this error, the terminal set to H2-01 to H2-03 = 10 [MFDO Function Selection = Alarm] will activate.
Code Name
CyPo Cycle Power to Accept Changes
Code Name
dEv Speed Deviation
Note:
• The drive detects this error if the difference between the detected speed and the speed reference is more than the setting of F1-10 for longer than F1-11.
• If the drive detects this error, the terminal set to H2-01 to H2-03 = 10 [MFDO Function Selection = Alarm] will activate.
• If the drive detects this error, it will operate the motor as specified by the stopping method set in F1-04 [Speed Deviation Detection Select].
Code Name
dnE Drive Disabled
Note:
If the drive detects this error, the terminal set to H2-01 to H2-03 = 10 [MFDO Function Selection = Alarm] will activate.
Code Name
dWA2 DriveWorksEZ Alarm 2
Note:
If the drive detects this error, the terminal set to H2-01 to H2-03 = 10 [MFDO Function Selection = Alarm] will activate.
Code Name
dWA3 DriveWorksEZ Alarm 3
Note:
If the drive detects this error, the terminal set to H2-01 to H2-03 = 10 [MFDO Function Selection = Alarm] will activate.
Code Name
dWAL DriveWorksEZ Alarm
Note:
If the drive detects this error, the terminal set to H2-01 to H2-03 = 10 [MFDO Function Selection = Alarm] will activate.
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Causes
The monitor value set in H2-26 [Comparator 2
Monitor Selection] was outside the range of H2-27
[Comparator 2 Lower Limit] and H2-28
[Comparator 2 Upper Limit].
Causes
The drive received a fault reset command when a Run
command was active.
Causes
The communications cycle setting of the controller is
not in the permitted range of the MECHATROLINK
interface option.
Causes
Although F6-15 = 1 [Comm. Option Parameters
Reload = Reload Now], the drive does not update the
communication option parameters.
Causes
The load is too large.
The acceleration/deceleration times are too short.
The dEv detection level settings are incorrect.
The load is locked up.
The holding brake is stopping the motor.
Causes
A terminal set for H1-xx = 6A [Drive Enable] turned
OFF.
Causes
There was an error in the DriveWorksEZ program.
Causes
There was an error in the DriveWorksEZ program.
Causes
There was an error in the DriveWorksEZ program.
YASKAWA TOEPYAIGA5001A GA500 DRIVE MAINTENANCE & TROUBLESHOOTING
Possible Solutions
Examine the monitor value and remove the cause of the fault.
Possible Solutions
Turn off the Run command then de-energize and re-energize the
drive.
Possible Solutions
Set the communications cycle of the controller in the permitted
range of the MECHATROLINK interface option.
Possible Solutions
Re-energize the drive to update the communication option
parameters.
Possible Solutions
Decrease the load.
Increase the values set in C1-01 to C1-08 [Acceleration/
Deceleration Times].
Adjust F1-10 [Speed Deviation Detection Level] and F1-11 [Speed
Deviation Detect DelayTime].
Examine the machine.
Release the holding brake.
Possible Solutions
Examine the operation sequence.
Possible Solutions
Examine the DriveWorksEZ program and remove the cause of the
fault. This is not a drive fault.
Possible Solutions
Examine the DriveWorksEZ program and remove the cause of the
fault. This is not a drive fault.
Possible Solutions
Examine the DriveWorksEZ program and remove the cause of the
fault. This is not a drive fault.