HEIDENHAIN TNC 370 User Manual page 331

Miscell aneous
Functions (M Functions)
M Functions with predetermined effect
7s
The machine tool builder determines which miscelfaneous functiczns are available on your TPIC and what effects
they have.
M
EffWt Effective at block
Page
start end
MOO Program run / Spindle STOP / Coolant OFF
.
3-4
MO1 Optlonal interruption of program run
.
3-7
MO2 Program run / Spindle STOP / Coolant OFF.
Clear the status display (depending on machine parameter) /
Return to block 1
.
3-4
MO3 Spindle ON clockwlse
.
MO4 Spindle ON counterclockwlse
.
MO5 Spindle STOP
.
MO6 Tool change / Stop program run idependlng on machine parameter) /
Spindle STOP
.
3-4
MO8 Coolant ON
.
MO9 Coolant OFF
.
Ml3
Spindle ON clockwise / Coolant ON
.
Ml4 Spindle ON counterclockwise / Coolant ON
.
M30 Same function as MO2
.
3-4
MB9 Vacant miscellaneous function or
.
Cycle call, modally effective (depending on machine parameter)
.
8-4
M90 Smoothing corners
.
5-51
M91 Within positioning block: Coordinates are referenced to the machine datum
.
5-54
M92
Wlthin positioning block: Coordinates are referenced to a position defined
by the machine tool builder (such as tool change position)
.
5-54
M93 Within positioning block: Coordinates are referenced to the current tool
position: effective In blocks with RO, R+, R- *
4-12
M94 Limit display of rotary axis to value under 360"
.
5-55
M95
Reserved
.
M96 Reserved
.
M97
Machine small contour steps
.
5-52
M98 Completely machine open contours
.
5-53
M99
BlockwIse cycle call
.
8-4
Ml09 Constant contourlng speed at tool cutting edge on circular arcs
(increase and decrease feed rate)
.
5-56
Ml 10 Constant contourlng speed at tool cutting edge on circular arcs
(feed rate decrease only)
.
5-56
Ml11 Reset M 109/M 110
.
5-56
Ml 26 Optimized traverse of rotary axes
.
5-55
Ml27 Reset Ml26
.
5-55
d
4
d
d
d
4
4
w
V
4
4
4