Siemens SINUMERIK 840D sl Operating Manual page 385

Parameter Description
FX (only ShopTurn) Feedrate in X direction
FZ (only ShopTurn) Feedrate in Z direction
FX (only G Code) Feedrate in X direction
FZ (only for G code) Feedrate in Z direction
Machining


Machining direction


Position




D Maximum depth infeed - (only for ∇)
UX or U Finishing allowance in X or finishing allowance in X and Z – (only for ∇)
UZ Finishing allowance in Z – (only for ∇)
XDA 1. Grooving limit tool ∅ (abs) – (end face or rear face only)
XDB 2. Grooving limit tool ∅ (abs) – (end face or rear face only)
Allowance Allowance for prefinishing


DI For zero: Continuous cut - (only for ∇)
U1 Compensation allowance in X and Z direction (inc) – (only for allowance)


Set machining area Set machining area limits
limits


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, 02/2012, 6FC5398-8CP40-3BA0
∇ (roughing)
∇∇∇ (finishing)
Face
Longitudinal
front
back
internal
external
Yes
U1 contour allowance
No
Positive value: Compensation allowance is kept
Negative value: Compensation allowance is removed in addition to finishing
allowance
Yes
No
Programming technology functions (cycles)
8.3 Contour turning
Unit
mm/rev
mm/rev
*
*
mm
mm
mm
mm
mm
mm
mm
mm
mm
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