Miscellaneous functions – HEIDENHAIN iTNC 530 (340 49x-05) ISO programming User Manual
Page 599
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Miscellaneous functions
N
Effect
Effective at block... Start
End
Page
M0
Stop program/Spindle STOP/Coolant OFF
M1
Optional program STOP/Spindle STOP/Coolant OFF
M2
Stop program/Spindle STOP/Coolant OFF/Clear status display
(depending on machine parameter)/Go to block 1
M3
M4
M5
Spindle ON clockwise
Spindle ON counterclockwise
Spindle STOP
M6
Tool change/Stop program run (depending on machine parameter)/Spindle STOP
M8
M9
Coolant ON
Coolant OFF
M13
M14
Spindle ON clockwise/Coolant ON
Spindle ON counterclockwise/Coolant ON
M30
Same function as M2
M89
Vacant miscellaneous function or
Cycle call, modally effective (depending on machine parameter)
Cycles
Manual
M90
Only in lag mode: Constant contouring speed at corners
M91
Within the positioning block: Coordinates are referenced to machine datum
M92
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
Machine small contour steps
M98
Machine open contours completely
M99
Blockwise cycle call
Cycles
Manual
M101
M102
Automatic tool change with replacement tool if maximum tool life has expired
Cancel M101
M103
Reduce feed rate during plunging to factor F (percentage)
M104
Reactivate the datum as last defined
M105
M106
Machining with second k
v
factor
Machining with first k
v
factor
M107
M108
Suppress error message for replacement tools with oversize
Cancel M107