Siemens SINUMERIK 840D sl Programming Manual page 1215

Operation Type
for explanations, see legend (Page 1197).
1) 2) 3) 4) 5)
G248 G
G290 G
6)
G291 G
G331 G
G332 G
G335 G
G336 G
G340 G
6)
G341 G
G347 G
G348 G
G450 G
6)
G451 G
G460 G
6)
G461 G
G462 G
G500 G
6)
G505 ... G599 G
G601 G
6)
G602 G
G603 G
G621 G
G641 G
G642 G
G643 G
G644 G
G645 G
G700 G
G710 G
6)
NC programming
Programming Manual, 12/2019, 6FC5398-2EP40-0BA0
Meaning
1)
Soft retraction with quadrant
Switch over to SINUMERIK mode ON
Switch over to ISO2/3 mode ON
Rigid tapping, positive lead, clockwise
Rigid tapping, negative lead, counter-clock‐
wise
Turning a convex thread in clockwise direction
Turning a convex thread in counter-clockwise
direction
Spatial approach block (depth and in plane at
the same time (helix))
Initial infeed on perpendicular axis (z), then
approach in plane
Soft approach with semicircle
Soft retraction with semicircle
Transition circle
Intersection of equidistances
Activation of collision detection for the ap‐
proach and retraction block
Insertion of a circle into the TRC block
Insertion of a straight line into the TRC block
Deactivation of all adjustable frames, basic
frames are active
5 ... 99 Settable work offset
Block change at exact stop fine
Block change at exact stop coarse
Block change at IPO block end
Corner deceleration at all corners
Continuous-path mode with smoothing as per
distance criterion (= programmable rounding
clearance)
Continuous-path mode with smoothing within
the defined tolerances
Continuous-path mode with smoothing within
the defined tolerances (block-internal)
Continuous-path mode with smoothing with
maximum possible dynamic response
Continuous-path mode with smoothing and
tangential block transitions within the defined
tolerances
Inch dimensions for geometric and technolog‐
ical specifications (lengths, feedrate)
Metric dimensions for geometric and techno‐
logical specifications (lengths, feedrate)
W TP SA Description see
2) 3) 4)
s + PM-NC
m + FM-TM
m + FM-TM
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
s + PM-NC
s + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + PM-NC
m + + PM-NC
m + + PM-NC
Tables
4.1 Operations
5)
1215