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Mitsubishi Electric FX5 User Manual page 153

Melsec iq-f series, ethernet communication
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Error code
Error details and causes
(Hexadecimal)
C025H
• Description of control data is not correct.
• Open instruction was executed through open settings parameter
even though parameters are not set.
C027H
Socket communication send message has failed.
C029H
• Description of control data is not correct.
• Open instruction was executed through open settings parameter
even though parameters are not set.
C0B6H
The channel specified by the dedicated instruction is out of the
range.
C0DEH
Socket communication receive message has failed.
C1A2H
A response to the request could not be received.
C1ACH
The specified number of resends is incorrect.
C1ADH
The specified data length is incorrect.
C1AFH
The specified port number is incorrect.
C1B0H
The open processing of the specified connection has been already
completed.
C1B1H
The open processing of the specified connection has not been
completed.
C1B3H
Another send or receive instruction is being executed in the
specified channel.
C1B4H
The specified arrival monitoring time is incorrect.
C1BAH
The dedicated instruction was executed with the initialization not
completed.
C1C6H
The execution or error completion type of the dedicated instruction
is incorrect.
C1CCH
• A response of the data length that exceeds the allowable range
was received by the SLMPSND instruction.
• The specified request data is incorrect.
C1CDH
Message send of the SLMPSND instruction has failed.
C1D0H
The requested module I/O No. of the dedicated instruction is
incorrect.
Action
• Correct the descriptions of the control data.
• Set the open settings parameters. Or, execute the OPEN
instruction through control data.
• Check the operation of the external device or switching hub.
• Since there may be congestion of packets on the line, send data
after a certain period of time.
• Check if the connection cable is disconnected.
• Check that there is no connection failure with the switching hub.
• Execute the communication status test, and if the test was
completed with an error, take the corrective action.
• Execute the module communication test, and check that there is no
failure in the module.
• Correct the descriptions of the control data.
• Set the open settings parameters. Or, execute the OPEN
instruction through control data.
Correct the channel to a value within the allowable range of each
dedicated instruction.
• Check the operation of the external device or switching hub.
• Since there may be congestion of packets on the line, send data
after a certain period of time.
• Check if the connection cable is disconnected.
• Check that there is no connection failure with the switching hub.
• Execute the communication status test, and if the test was
completed with an error, take the corrective action.
• Execute the module communication test, and check that there is no
failure in the module.
Check and correct the response waiting time.
Correct the number of resends.
Correct the specified data length.
Correct the specified port number.
• Do not perform the open processing to an already opened
connection.
• When communications with the external device cannot be
performed, perform the close processing before the open
processing.
After completion of the open processing, perform the communication.
• Change the channel number.
• Execute again after the send or receive instruction is completed.
Set the arrival monitoring time to a value within the allowable range.
Execute the dedicated instruction after the initial processing is
completed.
• Execute again after correcting the execution/abnormal end type in
the control data.
• If the problem cannot be resolved with the above actions, the
possible cause is a hardware failure of the module. Please consult
your local Mitsubishi representative.
• Execute again after correcting the request data to be within the
range.
• If the error occurs again even after taking the above, please
consult your local Mitsubishi representative.
• Check the operation of the external device or switching hub.
• Since there may be congestion of packets on the line, send data
after a certain period of time.
• Check if the connection cable is disconnected.
• Check that there is no connection failure with the switching hub.
• Execute the communication status test, and if the test was
completed with an error, take the corrective action.
• Execute the module communication test, and check that there is no
failure in the module.
• Execute again after correcting the requested module I/O No. at the
request source of the dedicated instruction.
• If the error occurs again even after taking the above, please
consult your local Mitsubishi representative.
13 TROUBLESHOOTING
13
151
13.4 Error Codes

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