YASKAWA GA700 Series Technical Manual page 328

7.4 Fault
Code Name
dWFL DriveWorksEZ Fault
Note:
Do a Fault Reset to clear the fault.
Code Name
MECHATROLINK Watchdog
E5
Timer Err
Note:
• Do a Fault Reset to clear the fault.
• If the drive detects this fault, it will operate the motor as specified by the stop method set in F6-25 [MECHATROLINK Watchdog Error Sel].
Code Name
EF0 Option Card External Fault
Note:
• The drive detects this fault if the alarm function on the external device side is operating.
• Do a Fault Reset to clear the fault.
• If the drive detects this fault, it will operate the motor as specified by the stop method set in F6-03 [Comm External Fault (EF0) Select].
Code Name
EF1 External Fault (Terminal S1)
Note:
Do a Fault Reset to clear the fault.
Code Name
EF2 External Fault (Terminal S2)
Note:
Do a Fault Reset to clear the fault.
Code Name
EF3 External Fault (Terminal S3)
Note:
Do a Fault Reset to clear the fault.
Code Name
EF4 External Fault (Terminal S4)
Note:
Do a Fault Reset to clear the fault.
328
Causes
There was a fault in the DriveWorksEZ program.
Causes
The drive detected a watchdog circuit exception
while it received data from the controller.
Causes
The communication option received an external
fault from the controller.
A programming error occurred on the controller
side.
Causes
MFDI terminal S1 caused an external fault through
an external device.
The wiring is incorrect.
External Fault [H1-01 = 20 to 2B] is set to MFDI
terminal S1, but the terminal is not in use.
Causes
MFDI terminal S2 caused an external fault through
an external device.
The wiring is incorrect.
External Fault [H1-02 = 20 to 2B] is set to MFDI
terminal S2, but the terminal is not in use.
Causes
MFDI terminal S3 caused an external fault through
an external device.
The wiring is incorrect.
External Fault [H1-03 = 20 to 2B] is set to MFDI
terminal S3, but the terminal is not in use.
Causes
MFDI terminal S4 caused an external fault through
an external device.
The wiring is incorrect.
External Fault [H1-04 = 20 to 2B] is set to MFDI
terminal S4, but the terminal is not in use.
Possible Solutions
Examine the DriveWorksEZ program and remove the cause of the
fault. This is not a drive fault.
Possible Solutions
Examine the MECHATROLINK cable connection. If this error
occurs frequently, examine the wiring and decrease the effects of
electrical interference as specified by these manuals:
• MECHATROLINK-II Installation Guide (MECHATROLINK
Members Association, manual number MMATDEP011)
• MECHATROLINK-III Installation Manual
(MECHATROLINK Members Association, publication
number MMATDEP018)
Possible Solutions
1. Find the device that caused the external fault and remove the
cause.
2. Clear the external fault input from the controller.
Examine the operation of the controller program.
Possible Solutions
1. Find the device that caused the external fault and remove the
cause.
2. Clear the external fault input in the MFDI.
Correctly connect the signal line to MFDI terminal S1.
Correctly set the MFDI.
Possible Solutions
1. Find the device that caused the external fault and remove the
cause.
2. Clear the external fault input in the MFDI.
Correctly connect the signal line to MFDI terminal S2.
Correctly set the MFDI.
Possible Solutions
1. Find the device that caused the external fault and remove the
cause.
2. Clear the external fault input in the MFDI.
Correctly connect the signal line to MFDI terminal S3.
Correctly set the MFDI.
Possible Solutions
1. Find the device that caused the external fault and remove the
cause.
2. Clear the external fault input in the MFDI.
Correctly connect the signal line to MFDI terminal S4.
Correctly set the MFDI.
YASKAWA SIEPC71061705H GA700 Series Technical Manual