HEIDENHAIN TNC 640, User Manual, Page: 729 / 948

Manual Operation and Setup | Moving the machine axes
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HEIDENHAIN | TNC 640 | Conversational Programming User's Manual | 10/2017
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Incremental jog positioning
With incremental jog positioning the control moves the currently
active handwheel axis by a preset increment defined by you:
Press the handwheel soft key F2 (
STEP
)
Activate incremental jog positioning: Press handwheel soft key
3 (
ON
)
Select the desired jog increment by pressing the
F1
or
F2
key.
The smallest possible increment is 0.0001 mm (0.00001 inches).
The largest possible increment is 10 mm (0.3937 inches).
Confirm the selected jog increment with soft key 4
(OK)
With the
+
or
-
handwheel key, move the active handwheel axis
in the corresponding direction
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
.
Inputting miscellaneous functions M
Press the
F3
(
MSF
) handwheel soft key
Press the
F1
(
M
) handwheel soft key
Select the desired M function number by pressing the
F1
or
F2
key
Execute the M miscellaneous function with the
NC Start
key
Entering the spindle speed S
Press the
F3
(
MSF
) handwheel soft key
Press the
F2
(
S
) handwheel soft key
Select the desired speed by pressing the
F1
or
F2
key
Activate the new speed S with the
NC Start
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
.