
B-63324EN-1/03 OPERATION 4.AUTOMATIC OPERATION
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4.6 STOP/TERMINATION OF AUTOMATIC OPERATION
Automatic operation can be stopped/terminated by specifying a
stop/termination instruction at a desired position in a program.
Automatic operation can also be stopped by using a switch on the
operator’s panel.
Stop method
- Program stop (M00)
When M00 is specified in a block, automatic operation is stopped after
that block is executed. As with single block stop, this stop method
maintains all the modal information recorded up to that point in time.
Automatic operation is restarted by pressing the cycle start button. The
operation may differ depending on the machine tool builder. Refer to
the manual provided by the machine tool builder.
- Optional stop (M01)
As with M00, M01 specified in a block stops automatic operation after
that block is executed. In this case, however, automatic operation is
stopped only when the optional stop switch on the machine operator’s
panel is set to ON. The operation may differ depending on the machine
tool builder. Refer to the manual provided by the machine tool builder.
- Program end (M02, M30)
When M02 or M30 (specified at the end of the main program) is read,
automatic operation ends, and the reset state is entered.
On some machine tools, M30 returns control to the top of the program.
For details of actual operation, refer to the manual published by the
machine tool builder.
- Feed hold
When Feed Hold button on the operator’s panel is pressed during
automatic operation, the tool decelerates to a stop at a time.
When pressed, the feed hold lamp on the machine operator’s panel
lights and the cycle start lamp turns off.
At this time,
Feeding stops if the tool is moving.
Dwell execution stops, if executing.
M, S, T or B operation continues up to the end of the block.
- Reset
Automatic operation can be stopped and the system can be
made to the reset state by using key or external reset
signal. When reset operation is applied to the system during a tool
moving status, the motion is slowed down then stops.
RESET