HEIDENHAIN TNC 620 Programming Station

Contents
7 Miscellaneous functions........................................................................................................... 223
7.1 Entering miscellaneous functions M and STOP.............................................................................. 224
Fundamentals..............................................................................................................................................................224
7.2 Miscellaneous functions for program run inspection, spindle and coolant......................................225
Overview....................................................................................................................................................................... 225
7.3 Miscellaneous functions for coordinate entries..............................................................................226
Programming machine-referenced coordinates: M91/M92..............................................................................226
Moving to positions in a non-tilted input coordinate system with a tilted working plane: M130............... 228
7.4 Miscellaneous functions for path behavior.....................................................................................229
Machining small contour steps: M97.................................................................................................................... 229
Machining open contour corners: M98................................................................................................................. 230
Feed rate factor for plunging movements: M103............................................................................................... 231
Feed rate in millimeters per spindle revolution: M136.......................................................................................232
Feed rate for circular arcs: M109/M110/M111...................................................................................................232
Pre-calculating radius-compensated contours (LOOK AHEAD): M120 (option 21)......................................234
Superimposing handwheel positioning during program run: M118 (option 21)........................................... 236
Retraction from the contour in the tool-axis direction: M140...........................................................................237
Suppressing touch probe monitoring: M141........................................................................................................239
Deleting basic rotation: M143..................................................................................................................................239
Lifting off the tool automatically from the contour at NC stop: M148........................................................... 240
Rounding corners: M197.......................................................................................................................................... 241
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HEIDENHAIN | TNC620 | Klartext Programming User's Manual | 01/2022