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APPENDIX
Appendix 3 Error Code
275
A
How to clear errors
Continuation errors can be cleared. (Page 112 Error Clear)
List of error codes
Self-diagnostics error codes of the CPU module (1000H to 3FFFH)
The following table lists the error codes detected by the self-diagnostics function of the CPU module.
Error
code
Error name Error details and cause Action Detailed
information
Diagnostic
timing
1080H ROM write count
error
• The number of writes to the data memory
exceeded 20,000 times.
• Replace the CPU module. Frequency
information
At write
1090H Battery error • Low battery voltage was detected. An
error was also detected in a battery
latched (backed) device.
• Check the connection of the battery.
• Replace the battery as soon as possible.
At END
instruction
execution
1130H IP address
duplication error
• Overlapping IP addresses were
detected.
• Check the IP address.
1800H Annunciator ON • An annunciator that was turned ON by
the SET F instruction or OUT F
instruction was detected.
• Check the program of that number
(annunciator number).
Error location
information
and
annunciator
information
At instruction
execution
1810H Operation error • The channel specified by instructions
using communication functions or built-in
I/O is already used by other instructions.
• Verify that the channel specified by
instructions using communication functions
or built-in I/O is not used by other
instructions.
Error location
information
At instruction
execution
1811H Operation error • The number of times that applied
instructions are used in the program
exceeded the specified limit.
• Verify that the number of times that applied
instructions are used in the program does
not exceed the specified limit.
Error location
information
At instruction
execution
1900H Constant scan
time error
• The scan time exceeded the constant
scan setting value.
• Check and correct the constant scan time
setting. Recheck the setting time of the
constant scan.
Time
information
At END
instruction
execution
1920H IP address
setting error
• Values such as the IP address setting
(SD8492 to SD8497) are outside the set
range.
• Recheck the values such as the IP address
setting (SD8492 to SD8497).
At END
instruction
execution
1921H IP address
writing/clear
request
simultaneous
detection
• Write request and clear request (M8492
and SM8495) turned from OFF to ON
simultaneously.
• Verify that write request and clear request
(SM8492 and MS8495) do not turn from
OFF to ON simultaneously.
At END
instruction
execution
1930H Online change
error
• An error was detected when writing was
executed during RUN.
• Set the CPU module to STOP and write a set
of project data.
At END
instruction
execution
1931H Online change
error
• An error was detected when writing was
executed during RUN.
• Set the CPU module to STOP and write a set
of project data.
At END
inst
ruction
execution
1FE0H Module
configuration
error
• The number of I/O points specified in the
I/O assignment setting of the parameters
is different from that of the module
connected.
• Make sure that the parameters are
consistent with the connections.
System
configuration
information
At power-on,
at RESET
1FE1H Module
configuration
error
• The module position specified in the I/O
assignment setting of the parameters is
different from that of the module
connected.
• Make sure that the parameters are
consistent with the connections.
System
configuration
information
At power-on,
at RESET
1FE2H Module
configuration
error
• No parameters available for the module
connected exist.
• Make sure that the parameters are
consistent with the connections.
System
configuration
information
At power-on,
at RESET
1FE3H Module
configuration
error
• The module specified in the I/O
assignment setting of the parameters is
not connected.
• Make sure that the parameters are
consistent with the connections.
System
configuration
information
At power-on,
at RESET
1FE4H Module
configuration
error
• Parameters for a standard input/output
module are set to a high-speed input/
output module.
• Make sure that the parameters are
consistent with the connections.
System
configuration
information
At power-on,
at RESET