M800/M80/E80/C80 Series Alarm/Parameter Manual
1 Operation Errors (M)
M01
Thread recutting impossible
Details
The lead axis for thread recutting is not present in a thread recut enabled part system.
A variable lead thread cut command has been given in the first thread cut block of thread recutting.
Remedy
Thread recutting is not supported. Disable thread recutting or press RESET to cancel the alarm, and cor-
rect the program.
M01
Thread recutting data illegal
Details
The lead axis and spindle for thread cutting are different from those predetermined.
Remedy
Disable thread recutting or press RESET to cancel the alarm, and correct the settings of lead axis and spin-
dle.
M01
Variable speed thread disabled
Details
"#8045 Varying spd thread" has been set to "1" to issue a variable speed thread cut command even
though the function is not included in the specifications.
A variable speed thread cut command has been given while the feed axis acceleration/deceleration type
is soft acceleration/deceleration.
A variable speed thread cut command has been given while the spindle encoder signal is not sent via serial
input.
A variable speed thread cut command has been given even though the spindle, lead axis or plane com-
posing axes are controlled by drive other than MDS-E Series.
The spindle intended for thread cutting is executing synchronous tapping, spindle synchronization, guide
bushing spindle synchronization or spindle/C axis control.
Remedy
Check the specifications.
Check the parameters.
Check the program.
Check the Encoder selection signal (R register).
M01
Synchronization mismatch
Details
Different M codes were each commanded as synchronization M code in each of the two part systems.
Synchronization with the "!" code was commanded in another part system during M code synchronization.
Synchronization with the M code was commanded in another part system during synchronization with the "!"
code.
Remedy
Correct the program so that the M codes match.
Correct the program so that the same synchronization codes are commanded.
M01
Multiple C axes select invalid
Details
The "C axis selection" signal has been changed when the multiple C axes selection is not available.
The selected axis by the "C axis selection" signal cannot be controlled for the multiple C axes selection.
Remedy
Correct the parameter settings and program.
M01
Tap retract Sp select illegal
Details
Tap retract has been executed with a different spindle selected. Cutting feed is in wait state until synchroniza-
tion is completed.
Remedy
Select the spindle for which tap cycle was halted before turning ON the "tap retract" signal.
IB-1501279-H
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