HEIDENHAIN TNC 370 - 4.6 Entering Miscellaneous Functions and STOP

4 Programming
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4.6 Entering Miscellaneous Functions and STOP
The machine toof buitder determines which M functions are available QFI your TNC and what effects they have.
Your maoliine manual provirles mom information on this subject.
The M functions (M for miscellaneous) affect:
l Program run
l Machine functions
l Tool behavior
On the inside back cover of this manual you will find a list of M functions
that are predetermined for the TNC. The list indicates whether an M
function begins at the start or at the end of the block in which it is pro-
grammed.
Answer the following prompts in a positioning block:
Enter the miscellaneous function, for example M3 (spindle on,
clockwise rotation).
To enter an M function in a STOP block:
r
1
Mrsmus mcTIos M 7
i.
e.g. 0 *’
Enter the miscellaneous function, for example M5 (spindle stop).
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Resulting NC block: STOP M5
A program run or test run is interrupted when it reaches an NC block
containing the STOP function.
An M function can be programmed in a STOP block.
If you wish to interrupt the program run for a certain duration, use the
Cycle 9: DWELL TIME (see page 8-68).
To enter a STOP function:
I>
STOP
Press the STOP key.
MRWELLANECNJ~ FIPXX’IQN M ?
e.9.m m
Enter an M function, if desired, for example M6 (tool change).
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Resulting NC block: STOP M6
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TNC 370
4-23