Siemens SINUMERIK 840D sl Turning Operating Manual page 475

Parameter Description
Machining
● ∇ (roughing)
● ∇∇∇ (finishing)
Machining
● Face
direction
● Longitudinal
Position
● front
● rear
● Internal
● external
D Maximum depth infeed - (only for ∇)
XDA First grooving limit tool (abs) – (only for face machining direction)
XDB Second grooving limit tool (abs) – (only for face machining direction)
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 ∇)
Allowance Allowance for pre-finishing - (only for ∇∇∇)
● Yes
● No
U1 Compensation allowance in X and Z direction (inc) – (only for allowance)
● Positive value: Compensation allowance is retained
● Negative value: Compensation allowance is removed in addition to finishing
Set machining area Set machining area limits
limits
● Yes
● No
with limited machining area only, yes:
XA 1. Limit XA ∅
XB 2. Limit XB ∅ (abs) or 2nd limit referred to XA (inc)
ZA 1. Limit ZA
ZB 2. Limit ZB (abs) or 2nd limit referred to ZA (inc)
N Number of grooves
DP Distance between grooves (inc)
* Unit of feedrate as programmed before the cycle call
Turning
Operating Manual, 06/2019, A5E44903486B AB
U1 contour allowance
allowance
Programming technology functions (cycles)
10.3 Contour turning
Unit
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
475