Spindle Speed S, Feed Rate F And Miscellaneous Function M; Application; Entering Values - HEIDENHAIN TNC 640 User Manual

17
17.3 Spindle speed S, feed rate F and
miscellaneous function M

Application

In the Manual operation and Electronic handwheel operating
modes, you can enter the spindle speed S, feed rate F and the
miscellaneous functions M with soft keys.
Further information:
STOP", page 458
Refer to your machine manual.
The machine tool builder defines which additional
functions are available on the machine.

Entering values

Spindle speed S, miscellaneous function M
Select input for spindle speed: press the S soft
key
SPINDLE SPEED S=
Enter 1000 (spindle speed) and apply this value
with the NC Start key
The spindle speed with the entered speedS is started with a
miscellaneous function M. Input a miscellaneous function M in the
same way.
The control shows the current spindle speed in the status display.
If the spindle speed is less than 1000, the control also shows a
decimal place that has been entered.
Feed rate F
After entering a feed rate F, confirm your entry with the ENT key.
The following is valid for feed rate F:
If you enter F=0, then the feed rate that the machine tool
builder has defined as minimum feed rate is effective
If the feed rate entered exceeds the maximum value that has
been defined by the machine tool builder, then the value defined
by the machine tool builder is effective
F is not lost during a power interruption
The control displays the feed rate.
When 3D ROT is active the machining feed rate is shown if
several axes are moved
If 3D ROT is not active, the feed drive display remains empty
if several axes are moved
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Manual Operation and Setup | Spindle speed S, feed rate F and miscellaneous function M
"Entering miscellaneous functions M and
HEIDENHAIN | TNC 640 | ISO Programming User's Manual | 10/2017