Siemens SINUMERIK 840D Operating Manual page 393

Parameters Description
Constant cutting depth
Alternating cutting depth - (only with align cut segmentation to edge)
DZ Maximum depth infeed - (only for position parallel to the contour and UX)
UX or U Finishing allowance in X or finishing allowance in X and Z – (only for ∇)
UZ Finishing allowance in Z – (only for UX)
DI For zero: Continuous cut - (only for ∇)
BL Description of unmachined part
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XD - (only for unmachined part description, cylinder and allowance)
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ZD - (only for unmachined part description, cylinder and allowance)
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Allowance Allowance for pre-finishing - (only for ∇∇∇)
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U1 Compensation allowance in X and Z direction (inc) – (only for allowance)
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Set machining area Set machining area limits
limits
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Relief cuts Machine relief cuts
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FR Insertion feedrate, relief cuts
Milling
Operating Manual, 03/2010, 6FC5398-7CP20-1BA0
Cylinder
Allowance
Contour
For unmachined part description, cylinder
– Allowance or cylinder dimension ∅ (abs)
– Allowance or cylinder dimension (inc)
For unmachined part description, allowance
– Allowance on the contour ∅ (abs)
– Allowance on the contour (inc)
For unmachined part description, cylinder
Allowance or cylinder dimension (abs or inc)
For unmachined part description, allowance
Allowance on the contour (abs or inc)
Yes
U1 contour allowance
No
Positive value: Compensation allowance is kept
Negative value: Compensation allowance is removed in addition to finishing
allowance
Yes
– XA: 1. Limit XA ∅
– XB: 2nd limit XB ∅ (abs) or 2nd limit referred to XA (inc)
– ZA: 1. Limit ZA
– ZB: 2nd limit ZB (abs) or 2nd limit referred to ZA
No
Yes
No
Programming technological functions (cycles)
8.5 Contour turning - only for G code programs
Unit
mm
mm
mm
mm
mm
mm
mm
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