Miscellaneous Functions - HEIDENHAIN TNC 620 User Manual

Cycle Cycle designation
number
233 Face milling (selectable machining direction, consider the sides)
240 Centering
241 Single-lip deep-hole drilling
247 Datum setting
251 Rectangular pocket (complete machining)
252 Circular pocket (complete machining)
253 Slot milling
254 Circular slot
256 Rectangular stud (complete machining)
257 Circular stud (complete machining)
262 Thread milling
263 Thread milling/countersinking
264 Thread drilling/milling
265 Helical thread drilling/milling
267 Outside thread milling
275 Trochoidal slot

Miscellaneous functions

M Effect
Program STOP/Spindle STOP/Coolant OFF
M0
M1 Optional program run STOP/Spindle STOP/Coolant OFF
M2 Program run STOP/Spindle STOP/Coolant OFF/CLEAR status display
(depending on machine parameter)/Return jump to block 1
Spindle ON clockwise
M3
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
Same function as M2
M30
Vacant miscellaneous function
M89
cycle call, modally effective (depending on MPs)
M91 Within the positioning block: Coordinates are referenced to machine
datum
Within the positioning block: Coordinates are referenced to position
M92
defined by machine tool builder, such as tool change position
TNC 620 | User's Manual
HEIDENHAIN Conversational Programming | 3/2014
Effective at block...
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