IAI America ACON-CG User Manual
Page 165

151
10. T
roubleshooting
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0BA
Home sensor not
detected
This error indicates that the actuator equipped with the home check sensor
has not yet successfully completed the home return operation.
Cause: [1] The work part contacted any surrounding equipment or
structure during home return.
[2] The slide resistance of the actuator is high in some location.
[3] The home check sensor is not properly installed, faulty or
open.
Action: If the work part is not contacting any surrounding equipment or
structure, [2] or [3] is suspected. Please contact IAI.
0BE
Home return timeout
Cause: Home return does not complete after elapse of the time set by the
applicable manufacturer’s parameter following the start of home
return operation. (This error does not occur in normal operations.)
Action: The controller and actuator combination is wrong, among others.
Please contact IAI.
0C0
Excessive actual
speed
Cause: The motor speed exceeded the maximum level set by the
applicable manufacturer’s parameter. Although this error does not
occur in normal operations, it may occur if the load decreased
before a servo error was detected and the actuator moved quickly
as a result, which can be caused by various reasons including the
following:
[1] The slide resistance of the actuator is high in some location.
[2] The load increased due to momentary application of external
force.
Action: Check the assembly condition of mechanical parts for any
abnormality.
If the actuator itself is suspected as the cause, please contact IAI.
0C9
Motor power-supply
overvoltage
This error indicates that the motor power-supply voltage is excessively high
(24 V + 20%: 28.8 V or above).
Cause: [1] The 24-V input power-supply voltage is high.
[2] A faulty part inside the controller.
Action: Check the input power-supply voltage.
If the voltage is normal, please contact IAI.
0CC Control power-supply
overvoltage
This error indicates that the 24-V input power-supply voltage is excessively
high (24 V + 20%: 28.8 V or above).
Cause: [1] The 24-V input power-supply voltage is high.
[2] A faulty part inside the controller.
Action: Check the input power-supply voltage.
If the voltage is normal, please contact IAI.
0CE
Control power-supply
voltage low
This error indicates that the 24-V input power-supply voltage is low (24 V -
20%: 19.2 V or below).
Cause: [1] The 24-V input power-supply voltage is low.
[2] A faulty part inside the controller.
Action: Check the input power-supply voltage.
If the voltage is normal, please contact IAI.
0D8
Deviation overflow
The position deviation counter has overflowed.
0D2
Cause: The speed dropped during movement due to the effect of an
external force, etc.
Action: Check the load conditions—such as whether the work part is
contacting a surrounding object or the brake is disengaged—and
then correct the abnormality, if any.
Cause: This error occurs when overvoltage of motor power has been
detected (38V or more)
Action: Check the motor power input voltage (MPI terminal).
In case there is no fault found in voltage, malfunction of controller
can be considered. Please contact us.
Excessive motor
power-supply voltage
151