122
YASKAWA
TOEPC7106170YB YASKAWA AC Drive GA500 Installation & Primary Operation
Code
Name
Causes
Possible Solutions
The wiring is incorrect.
Correctly connect the signal line to
MFDI terminal S1.
External Fault [H1-01 = 20 to
2B]
is set to MFDI terminal S1,
but the terminal is not in use.
Correctly set the MFDI.
EF2
External Fault
(Terminal S2)
MFDI terminal S2 caused an
external fault through an
external device.
1.
Find the device that caused the
external fault and remove the cause.
2.
Clear the external fault input in the
MFDI.
The wiring is incorrect.
Correctly connect the signal line to
MFDI terminal S2.
External Fault [H1-02 = 20 to
2B]
is set to MFDI terminal S2,
but the terminal is not in use.
Correctly set the MFDI.
EF3
External Fault
(Terminal S3)
MFDI terminal S3 caused an
external fault through an
external device.
1.
Find the device that caused the
external fault and remove the cause.
2.
Clear the external fault input in the
MFDI.
The wiring is incorrect.
Correctly connect the signal line to
MFDI terminal S3.
External Fault [H1-03 = 20 to
2B]
is set to MFDI terminal S3,
but the terminal is not in use.
Correctly set the MFDI.
EF4
External Fault
(Terminal S4)
MFDI terminal S4 caused an
external fault through an
external device.
1.
Find the device that caused the
external fault and remove the cause.
2.
Clear the external fault input in the
MFDI.
The wiring is incorrect.
Correctly connect the signal line to
MFDI terminal S4.
External Fault [H1-04 = 20 to
2B]
is set to MFDI terminal S4,
but the terminal is not in use.
Correctly set the MFDI.
EF5
External Fault
(Terminal S5)
MFDI terminal S5 caused an
external fault through an
external device.
1.
Find the device that caused the
external fault and remove the cause.
2.
Clear the external fault input in the
MFDI.
The wiring is incorrect.
Correctly connect the signal line to
MFDI terminal S5.
External Fault [H1-05 = 20 to
2B]
is set to MFDI terminal S5,
but the terminal is not in use.
Correctly set the MFDI.