HEIDENHAIN TNC 640 (34059x-02) - Manual (Page 642)

Tables and overviews
19.5 Functions of the TNC 640 and the iTNC 530 compared
19
642
TNC 640 | User's Manual
HEIDENHAIN Conversational Programming | 5/2013
M Effect TNC 640 iTNC 530
M89 Vacant miscellaneous function or
cycle call, modally effective (machine-dependent 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
position defined by machine tool builder, such as 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 datum – 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
M112
M113
Enter contour transition between two contour elements
Reset M112 –
(recommended:
Cycle 32) X
M114
M115
Automatic compensation of machine geometry when working
with tilted axes
Reset M114 –
(recommended:
M128, TCPM) X, option #08
M116
M117
Feed rate on rotary tables in mm/min
Reset M116 X, option #08 X, option #08
M118 Superimpose handwheel positioning during program run X X
M120 Pre-calculate the radius-compensated contour (LOOK AHEAD) X X
M124 Contour filter – (possible
via user
parameters) X
M126
M127
Shorter-path traverse of rotary axes:
Reset M126 X X
M128
M129
Maintaining the position of the tool tip when positioning with
tilted axes (TCPM)
Reset M128 X, option #09 X, option #09
M130 Within the positioning block: Points are referenced to the
untilted coordinate system X X