HEIDENHAIN TNC 620 (340 56x-01) - Manual (Page 535)

Overview of DIN/ISO Functions of
the TNC 620
M Functions
M00
M01
M02 Program STOP/Spindle STOP/Coolant OFF
Optional program STOP
STOP program run/Spindle STOP/Coolant OFF/
CLEAR status display (depending on machine
parameter)/Go to block 1
M03
M04
M05 Spindle ON clockwise
Spindle ON counterclockwise
Spindle STOP
M06 Tool change/STOP program run (depending on
machine parameter)/Spindle STOP
M08
M09 Coolant ON
Coolant OFF
M13
M14 Spindle ON clockwise/Coolant ON
Spindle ON counterclockwise/Coolant ON
M30 Same function as M02
M89 Vacant miscellaneous function or
Cycle call, modally effective (depending on
machine parameter)
M99 Blockwise cycle call
M91
M92
Within the positioning block: Coordinates are
referenced to machine datum
Within the positioning block: Coordinates are
referenced to position defined by machine tool
builder, such as tool change position
M94 Reduce the rotary axis display to a value below 360°
M97
M98 Machine small contour steps
Machine open contours completely
M109
M110
M111
Constant contouring speed at tool cutting edge
(increase and decrease feed rate)
Constant contouring speed at tool cutting edge
(feed rate decrease only)
Cancel M109/M110
M116
M117
Feed rate for rotary axes in mm/min (software
option)
Cancel M116
M118 Superimpose handwheel positioning during
program run (software option)
M120 Pre-calculate radius-compensated contour
(LOOK AHEAD, software option)
M126
M127 Shortest-path traverse of rotary axes
Cancel M126
M130 Within the positioning block: Points are referenced
to the untilted coordinate system
M136
M137 Feed rate F in millimeters per spindle revolution
Cancel M136
M138 Select tilting axes
M143 Delete basic rotation
M144
M145
Compensate the machine’s kinematic configuration
for ACTUAL/NOMINAL positions at end of block
(software option)
Cancel M144
M Functions