Appendix 2.10 User Plc Alarms (U) - Mitsubishi Electric M700VS Series Setup Manual

MITSUBISHI CNC
Appendix 2 Explanation of Alarms

Appendix 2.10 User PLC Alarms (U)

U01 No user PLC - -
Details
PLC program is not input.
(Note 1) The number of PLC program steps displayed on the screen may not match the actual number
(Note 2) Emergency stop (EMG) will be applied.
Remedy
Download the PLC program with the format selected by the PLC environment selection parameters (bit
selection "#51/bit4").
U10 Illegal PLC 0x0010 -
Details
PLC scan time error
The scan time is 1 second or longer.
(Note) The number of PLC program steps displayed on the screen may not match the actual number of
Remedy
Edit the PLC program to make the size smaller.
U10 Illegal PLC 0x0040 -
Details
PLC program operation mode illegal
The downloaded PLC program is compatible with the designated mode.
(Note 1) The number of PLC program steps displayed on the screen may not match the actual number
(Note 2) Emergency stop (EMG) will be applied.
Remedy
Turn the power ON again or download the PLC program with the same format as at the power ON.
U10 Illegal PLC 0x0080 -
Details
GPPW ladder code error
(Note 1) The number of PLC program steps displayed on the screen may not match the actual number
(Note 2) Emergency stop (EMG) will be applied.
Remedy
Download the PLC program with a correct GPPW format.
U10 Illegal PLC 0x008x -
Details
PLC4B ladder code error
An illegal circuit was found in the PLC4B ladder.
bit1: PC medium-speed circuit illegal
bit2: PC high-speed circuit illegal
(Note 1) The number of PLC program steps displayed on the screen may not match the actual number
(Note 2) Emergency stop (EMG) will be applied.
Remedy
Download the correct PLC4B format PLC program.
570
of error occurrence steps because of the PLC program timing. Use this as a guideline of the
occurrence place.
error occurrence steps because of the PLC program timing. Use this as a guideline of the
occurrence place.
of error occurrence steps because of the PLC program timing. Use this as a guideline of the
occurrence place.
of error occurrence steps because of the PLC program timing. Use this as a guideline of the
occurrence place.
of error occurrence steps because of the PLC program timing. Use this as a guideline of the
occurrence place.