HEIDENHAIN TNC 640, User Manual, Page: 730 / 948

Manual Operation and Setup | Moving the machine axes
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HEIDENHAIN | TNC 640 | Conversational Programming User's Manual | 10/2017
Entering the feed rate F
Press the
F3
(
MSF
) handwheel soft key
Press the
F3
(
F
) handwheel soft key
Select the desired feed rate by pressing the
F1
or
F2
key
Confirm the new feed rate F with the
F3
(
OK
) handwheel soft
key
If you press and hold the
F1
or
F2
key, each time it
reaches a decimal value 0 the control increases the
counting increment by a factor of 10.
By also pressing the
CTRL
key, you can increase the
counting increment by a factor of 100 when pressing
F1
or
F2
.
Presetting
Refer to your machine manual.
The machine tool builder can disable presetting in
individual axes.
Press the
F3
(
MSF
) handwheel soft key
Press the
F4
(
PRS
) handwheel soft key
If required, select the axis in which the preset is to be set.
Zero the axis with the handwheel soft key
F3
(
OK
) or with
F1
and
F2
set the desired value and then confirm with
F3
(
OK
).
By also pressing the
CTRL
key, you can increase the counting
increment to 10
Changing modes of operation
With the handwheel soft key
F4
(
OPM
) you can use the handwheel
to switch the operating mode, provided that the current status of
the control allows a mode change.
Press the
F4
(
OPM
) handwheel soft key
Select the desired operating mode by handwheel soft key
MAN:
Manual operation
MDI:
Positioning w/ Manual Data Input
SGL:
Program run, single block
RUN:
Program run, full sequence
Generating a complete traversing block
Refer to your machine manual.
Your machine tool builder can assign any function to the
Generate NC block
handwheel key.
Select the
Positioning w/ Manual Data Input
operating mode
If required, use the arrow keys on the control's keyboard to
select the NC block after which the new traversing block is to be
inserted
Activate the handwheel
Press the
Generate NC block
key on the handwheel
The control inserts a complete traversing block containing all
axis positions selected through the MOD function.