Mitsubishi Electric MELSEC iQ-R Series User Manual page 213

Error Error definition and causes
code
3021H At startup of data link, an overlapping IP
address among slave stations has been
detected.
3040H Response data of the dedicated instruction
cannot be created.
3060H The send/receive data size exceeds the
allowable range.
3110H An instruction was received to enable
network synchronization for a station not
supporting network synchronization.
3111H An instruction was received to enable
network synchronization for a station not
supporting network synchronization.
3121H The cyclic transmission setting information
received from the master station exceeds
the setting range.
3130H Devices with time synchronization priority of
0 to 15 have been connected.
Action
Correct the IP addresses of the slave stations.
• Increase the request interval.
• Decrease the number of request nodes.
• Wait for a response to the previous request before sending the next
request.
• Correct the timeout value.
• Check and change the send data size of the Ethernet-equipped module or
the external device.
• If the same error occurs again even after taking the above, the possible
cause is a hardware failure of the error module or CPU module. Please
consult your local Mitsubishi representative.
Set "Network Synchronous Communication" for the corresponding local
station to "Asynchronous" in "Network Configuration Settings" under "Basic
Settings" of the master station.
• Update the firmware version to "11" or later.
• Set "Network Synchronous Communication" for the corresponding local
station to "Asynchronous" in "Network Configuration Settings" under
"Basic Settings" of the master station.
Write the module parameter to the CPU module again. If the same error
occurs again even after taking the above, please consult your local
Mitsubishi representative.
Remove devices with time synchronization priority of 0 to 15, or change the
priority to between 16 and 255.
Detailed
information 1
Detailed
information 2
■Operation source
information
• IP address
■IP address
duplication
information
• Duplication
station 1 MAC
address (1st
octet, 2nd octet)
• Duplication
station 1 MAC
address (3rd
octet, 4th octet)
• Duplication
station 1 MAC
address (5th
octet, 6th octet)
• Duplication
station 2 MAC
address (1st
octet, 2nd octet)
• Duplication
station 2 MAC
address (3rd
octet, 4th octet)
• Duplication
station 2 MAC
address (5th
octet, 6th octet)
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■Grandmaster
MAC address
information
• MAC address (1st
octet, 2nd octet)
• MAC address
(3rd octet, 4th
octet)
• MAC address
(5th octet, 6th
octet)
■
4 TROUBLESHOOTING
211
4.5 List of Error Codes
4