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APPENDIX
Appendix 3 Error Code
281
A
33F3H Program
structure error
• More than two STL instructions for the
same S number are programmed.
• Recheck the structure of the step ladder. Error location
information
At power-on,
at RESET, at
STOP
RUN state
3400H Operation error • A value of 0 was input as a divisor in an
applied instruction.
• Review the data specified as the divisor in
the applied instruction.
Error location
information
At instruction
execution
3401H Operation error • Data that cannot be converted was input
in an applied instruction.
• Review the data specified in the applied
instruction.
Error location
information
At instruction
execution
3402H Operation error • A value of -0, a denormalized number, a
non-number, or ±∞ was input in an
applied instruction.
• Review the data specified in the applied
instruction.
Error location
information
At instruction
execution
3403H Operation error • An overflow occurred in an applied
instruction.
• Review the data specified in the applied
instruction.
Error location
information
At instruction
execution
3405H Operation error • Data that is outside the allowable range
was input in an applied instruction.
• Review the data specified in the applied
instruction.
Error location
information
At instruction
execution
3406H Operation error • The output result is outside the allowable
device range in an applied instruction.
• Review the data specified in the applied
instruction.
Error location
information
At instruction
execution
3420H Operation error • A module access device is specified to
both (s) and (d) in a BMOV instruction.
• Review the device specified in the BMOV
instruction.
Error location
information
At instruction
execution
3500H Operation error • A value outside the allowable range was
set to the sampling time (TS).
• Check the contents of the parameters. Error location
information
At instruction
execution
3502H Operation error • A value outside the allowable range was
set to the input filter constant ().
• Check the contents of the parameters. Error location
information
At instruction
execution
3503H Operation error • A value outside the allowable range was
set to the proportional gain (KP).
• Check the contents of the parameters. Error location
information
At instruction
execution
3504H Operation error • A value outside the allowable range was
set to the integral time (TI).
• Check the contents of the parameters. Error location
information
At instruction
execution
3505H Operation error • A value outside the allowable range was
set to the derivative gain (KD).
• Check the contents of the parameters. Error location
information
At instruction
execution
35
06H Operation error • A value outside the allowable range was
set to the derivative time (TD).
• Check the contents of the parameters. Error location
information
At instruction
execution
350AH Operation error • The sampling time is lower than the scan
time.
• The operation is continued in the condition
"sampling time (TS) = cyclic time (scan
time)".
Error location
information
At instruction
execution
350CH Operation error • The variation of measured value is
greater than the maximum value or lower
than the minimum value.
• The operation is continued with the
maximum or minimum value.
Error location
information
At instruction
execution
350DH Operation error • The deviation is greater than the
maximum value or lower than the
minimum value.
• The operation is continued with the
maximum or minimum value.
Error location
information
At instruction
execution
350EH Operation error • The integral result is greater than the
maximum value or lower than the
minimum value.
• The operation is continued with the
maximum or minimum value.
Error location
information
At instruction
execution
350FH Operation error • The derivative value is greater than the
maximum value or lower than the
minimum value due to the derivative gain
(KP).
• The operation is continued with the
maximum or minimum value.
Error location
information
At instruction
execution
3510H Operation error • The derivative result is greater than the
maximum value or lower than the
minimum value.
• The operation is continued with the
maximum or minimum value.
Error location
information
At instruction
execution
3511H Operation error • The PID operation result is greater than
the maximum value or lower than the
minimum value.
• The operation is continued with the
maximum or minimum value.
Error location
information
At instruction
execution
3512H Operation error • The output upper limit value is lower than
the output lower limit value.
• Calculation is continued with the output
upper limit value and output lower limit value
transposed.
Error location
information
At instruction
execution
3513H Operation error • The input variation alarm set value or
output variation alarm set value is
outside the allowable range.
• The operation is continued without alarm
output.
Error location
information
At instruction
execution
Error
code
Error name Error details and cause Action Detailed
information
Diagnostic
timing