3manual operation and setup – HEIDENHAIN NC 124 User Manual
Page 23
3
Manual Operation and Setup
TNC 124
23
0
100
150
50
F %
3
Manual Operation and Setup
The machine manufacturer may define a method of
moving the axes that varies from what is described in
this manual.
Fig. 3.1:
Feed rate override on the TNC con-
trol panel
Y–
Y+
X–´
X+
´
Z+
´
Z–´
50
100
150
F %
On the TNC 124 you can move the machine axes with:
the direction keys,
the electronic handwheel,
incremental jog positioning, or
positioning with manual data input MDI (see Chapter 4).
In the MANUAL OPERATION and POSITIONING WITH MDI
modes of operation (see Chapter 4) you can also enter and change:
Feed rate F (the feed rate can only be entered in
POSITIONING WITH MDI
)
Spindle speed S
Miscellaneous function M
Feed rate F, spindle speed S and miscellaneous function M
To change the feed rate F:
You can vary the feed rate F infinitely by turning the knob for feed
rate override on the TNC control panel.
Feed rate override
You can vary the feed rate F from
0% to 150% of the set value