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9.3 Error lists
Teaching pendant errors
No. of
Alarm
LED
Error
code
blinks
None
−
No ID
Connected
None
−
ID Duplication
None
−
Communication
Error
None
−
No ID
Recognized
Driver alarms
Alarm codes are indicated in hexadecimal format.
No. of
Alarm
LED
Display
code
blinks
21
Over Heat
30
Over Load
2
31
Over Speed
22
Over Voltage
3
23
Main Power Off
10
4
Pos Over Flow
20
5
Over Current
∗1 The value is initial setting. The setting can be changed using the motor parameter "Overload time."
Motor action
Cause
The motor
There was no response
continues to
from any driver during ID
operate.
checking.
The motor
Multiple drivers with the
continues to
same ID are connected
operate.
to the pendant.
The motor
The driver with the
continues to
selected ID does not
operate.
respond.
The motor
There is no selectable
continues to
driver ID due to ID
operate.
duplication or
communication error.
Motor action
Motor free
The driver's heat sink
temperature reached
MBC output
approx. 85 °C (185 °F).
Motor free
A load exceeding the
maximum torque was
MBC output
applied for 5 s or more
Motor free
The motor speed
exceeded 5000 r/min.
MBC output
Motor free
The DC voltage of the
main circuit exceeded the
MBC output
allowable value.
Motor free
The power-off condition
of the main circuit was
MBC output
detected.
Motor free
The deviation between
the command position
MBC output
and actual position
exceeded the setting of
"Overflow rotation" (motor
parameter) based on the
motor shaft.
Motor free
The motor cable was
MBC output
shorted.
Remedial action
Check the connection with the
driver as well as the driver ID, and
then press the F1 to check the
ID again.
•
Set the IDs of the drivers so that
they do not duplicate, and press
the F1 and perform driver ID
checking again.
Press the F2 to disconnect a
•
driver with a duplicate ID, and
then select the ID again.
Press the F1 and perform ID
•
checking of the connected drivers
again.
• Press the
driver that generates
communication errors, and then
select the ID again.
Change the duplicated ID or remove
the cause of communication error,
and press the
checking of the connected drivers
again.
Cause
Remedial action
Review the ventilation
conditions within the
enclosure.
Reduce the load or increase
the acceleration/deceleration.
∗1
.
Set the rotating speed of the
motor shaft to 5000 r/min or
less.
Check the input voltage of
main power supply.
Check to see if the main power
is input correctly.
Reduce the load or increase
the acceleration/deceleration.
Check motor cables and
connectors to the driver.
9 Troubleshooting
ACL
−
−
−
F2
to disconnect a
F1
to perform ID
−
ACL
Can
be
used
Can
be
used
Can
be
used
Can
be
used
Can
be
used
Can
be
used
Can
not be
used
−51−
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