IAI America ACON-CG User Manual

Page 165

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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

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