HEIDENHAIN TNC 620 User Manual page 313

Special functions | Active Chatter Control (ACC) (option 145)
Activating ACC
To activate ACC, proceed as follows:
In the TOOL.T tool table, set column ACC to Y
Specify the number of cutting edges for your tool in column CUT
of the TOOL.T tool table
Switch on the spindle
The tooth engagement frequency must be between 20 and
150 Hz
If ACC is active, the control shows the
To activate/deactivate ACC temporarily for the machine mode,
proceed as follows:
Operating mode: Press the Program run,
full sequence, Program run, single block or
Positioning w/ Manual Data Input key
Shift the soft-key row
Activate ACC: Set the soft key to ON
The control displays the ACC icon in the position
display.
Further information: "Status displays", Page 68
To deactivate ACC: Set the soft key to OFF
HEIDENHAIN | TNC 620 | User's Manual for Setup, Testing and Running NC Programs | 01/2022
icon in the position display.
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