HEIDENHAIN iTNC 530 User Manual page 635

Miscellaneous functions
M Effect
M0 Program run STOP/Spindle STOP if necessary/Coolant OFF if necessary
M1 Optional program STOP/Spindle STOP/Coolant OFF (machine-dependent)
M2 Program run STOP/Spindle STOP/Coolant OFF/Clear status display
(depending on machine parameter)/Go to block 1
M3 Spindle ON clockwise
M4 Spindle ON counterclockwise
M5 Spindle STOP
M6 Tool change/Stop program run (depending on machine parameter)/Spindle STOP
M8 Coolant ON
M9 Coolant OFF
M13 Spindle ON clockwise/Coolant ON
M14 Spindle ON counterclockwise/Coolant ON
M30 Same function as M2
M89 Vacant miscellaneous function or
Cycle call, modally effective (depending on machine parameter)
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
M101 Automatic tool change with replacement tool if maximum tool life has expired
M102 Reset M101
M103 Reduce feed rate during plunging to factor F (percentage)
M104 Reactivate the datum as last defined
M105 Machining with second k
M106 Machining with first k
M107 Suppress error message for replacement tools with oversize
M108 Reset M107
HEIDENHAIN iTNC 530
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factor
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Cycles
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Cycles
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