HEIDENHAIN TNC 640, User Manual, Page: 922 / 948

Tables and Overviews | Functions of the TNC 640 and the iTNC 530 compared
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HEIDENHAIN | TNC 640 | Conversational Programming User's Manual | 10/2017
Comparison: Miscellaneous functions
M Effect TNC 640 iTNC 530
M00 Program STOP/Spindle STOP/Coolant OFF X X
M01 Optional program STOP X X
M02 Stop program/Spindle STOP/Coolant OFF/ Clear status display
(depending on machine parameter)/Return jump to block 1 X X
M03
M04
M05
Spindle ON clockwise
Spindle ON counterclockwise
Spindle STOP X X
M06 Tool change/Program run STOP (machine-specific function)/
Spindle STOP X X
M08
M09
Coolant ON
Coolant OFF X X
M13
M14
Spindle ON clockwise/Coolant ON
Spindle ON counterclockwise/Coolant on X X
M30 Same function as M02 X X
M89 Free miscellaneous function or
cycle call, modally effective (machine-specific function)
X X
M90 Constant contouring speed at corners (not required at TNC
640) – X
M91 Within the positioning block: Coordinates are referenced to
machine datum X X
M92 Within the positioning block: Coordinates are referenced to a
position defined by machine manufacturer, e.g. tool change
position X X
M94 Reduce the rotary axis display to a value below 360° X X
M97 Machine small contour steps X X
M98 Machine open contours completely X X
M99 Blockwise cycle call X X
M101
M102
Automatic tool change with replacement tool if maximum tool
life has expired
Reset M101 X X
M103 Reduce feed rate during plunging to factor F (percentage) X X
M104 Reactivate most recently set preset – (recommended:
Cycle 247) X
M105
M106
Machining with second k
v
factor
Machining with first k
v
factor
– X
M107
M108
Suppress error message for replacement tools with oversize
Reset M107 X X
M109
M110
M111
Constant contouring speed at cutting edge (feed rate
increase and reduction)
Constant contouring speed at cutting edge (only feed rate
reduction)
Reset M109/M110 X X