IAI America ACON-SE User Manual
Page 111
101
6. T
roubleshooting
Code Message
name
Cause/Action
20C CSTR-ON
during
operation
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PLC while the actuator was moving, and that duplicate movement
commands occurred as a result.
20E Soft limit over
This message indicates that a soft limit was reached.
210 HOME-ON
during
operation
This message indicates that the home return signal (HOME) became
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movement commands occurred as a result.
221 Write in monitor mode
prohibited
This message indicates that position table or parameter writing
operation was performed in the monitor mode.
223 Operation
in
monitor
mode prohibited
This message indicates that actuator movement operation was
performed in the monitor mode.
301
302
304
305
306
308
30A
30B
Overrun error (M)
Framing error (M)
SCIR-QUE OV (M)
SCIS-QUE OV (M)
R-BF OV
Response timeout (M)
Packet R-QUE OV
Packet S-QUE OV
These messages indicate an error in the serial communication with the
controller.
Cause: [1] Garbage data due to the effect of noise
[2] Duplicate slave numbers when multiple controllers are
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Action: [1] Adjust the wiring in a manner eliminating the effect of noise
and review the installation of equipment, etc.
[2] Change the slave numbers to avoid duplication.
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contact IAI.
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refused
This message indicates that the command was refused in the serial
communication with the controller.
309 Write address error
This message indicates that an indeterminate WRITE address error
occurred in the serial communication with the controller.
These conditions do not occur in
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record the entire error list before cutting off the power for use in the
cause investigation.
Also contact IAI.
30C No connected axis
This message indicates that no controller axis number is recognized.
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disconnected.
[3] If a SIO converter is used, 24V is supplied to the converter
but the link cable is not connected.
[4] There are duplicate axis numbers when multiple controllers
are linked.
Action: [1] Check if the RDY lamp on the controller is lit. If the lamp is
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[2] If a spare teaching pendant is available, replace the current
pendant with the spare unit, or with a PC, and see if the
message disappears.
>@ 6XSSO\SRZHUDIWHUFRQQHFWing the link cable between the
converter and controller.
[4] Make sure the axis number settings are not duplicated.
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contact IAI.