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Adjusting spindle speed and feed rate – HEIDENHAIN TNC 128 (77184x-02) User Manual

Page 285

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Spindle speed S, feed rate F and miscellaneous function M

11.3

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TNC 128 | User's Manual HEIDENHAIN Conversational Programming | 5/2014

285

Adjusting spindle speed and feed rate

With the override knobs you can vary the spindle speed S and feed
rate F from 0% to 150% of the set value.

The override knob for spindle speed is only functional
on machines with infinitely variable spindle drive.