
B-63324EN-1/03 OPERATION 4.AUTOMATIC OPERATION
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4.1 DNC OPERATION
In the DNC operation mode, automatic operation is carried out while a
program is read from an external I/O device via the interface.
When a floppy format external I/O device (Handy File, Floppy Cassette,
FA Card) is connected, it is possible to select the program to be read,
and specify the sequence and frequency of execution for automatic
operation.
The following procedure is given as an example. For details of actual
operation, refer to the manual published by the machine tool builder.
DNC OPERATION
- Mode selection
Press the DNC mode selection switch.
- Program selection
Select the program to be executed from the programs currently stored
on the external I/O device.
For details on how to select the program, refer to II-4.4 Selection of
Execution Programs.
- Starting DNC operation
When you press the Cycle Start button on the machine operator’s panel,
DNC operation is started and the cycle start lamp lights. When DNC
operation is completed, the cycle start lamp goes out.
- Halting/ending DNC operation
There are two ways of halting/ending DNC operation, by programming
the halt command or by key operation on the machine operator’s panel.
For details on the commands and operations for halting/ending DNC
operation, refer to II-4.6 Halting/Ending Automatic Operation.