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Appendix 7. Explanation of Alarms
Appendix 7.9 Built-in PLC Alarms (U)
Appendix 7.9 Built-in PLC Alarms (U)
U10 Illegal PLC 0400 (Sub status)
Details
The instruction being used is not supported by built-in PLC. Otherwise, nothing is
designated in the CALL or CJ instruction.
Remedy
Correct the sequence program.
U10 Illegal PLC 1000 (Sub status)
Details
The instruction being used is not supported by built-in PLC.
Remedy
Correct the sequence program.
U10 Illegal PLC 2700 (Sub status)
Details
The instruction, integrated statement or integrated note being used is not supported by built-
in PLC.
Remedy
- Correct the sequence program.
- Restart the NC after PC memory format, and then write the corrected sequence program.
U10 Illegal PLC 8001 (Sub status)
Details
The designated value with BIN command is illegal.
Remedy
Confirm the methods for using the BIN function commands.
U10 Illegal PLC 8002 (Sub status)
Details
The designated value with BCD command is illegal.
Remedy
Confirm the methods for using the BCD function commands.
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