HEIDENHAIN TNC 640 (34059x-04) ISO programming - Manual (Page 619)

Functions of the TNC 640 and the iTNC 530 compared 19.5
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TNC 640 | User's Manual for DIN/ISO Programming | 3/2014
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Cycle TNC 640 iTNC 530
Measuring a basic rotation using a line X X
Set the datum in any axis X X
Setting a corner as datum X X
Setting a circle center as datum X X
Setting a center line as datum X X
Measuring a basic rotation using two holes/cylindrical studs X X
Setting the datum using four holes/cylindrical studs X X
Setting the circle center using three holes/cylindrical studs X X
Support of mechanical touch probes by manually capturing the current
position
By soft key By hard key
Writing measured values in preset table X X
Writing measured values in datum tables X X