Siemens SINUMERIK 840D sl Operating Manual page 427

Parameter Description
Peripheral surface C: The positions refer to the reference point:
Y0 or C0 Reference point Y or reference point angle polar - (only for single position)
Z0 Reference point Z - (only for single position)
X0 Cylinder diameter ∅ – (only for single position)
(only for
ShopTurn)
Peripheral surface Y: The positions refer to the reference point:
C0 Positioning angle for machining surface – (only for single position)
Y0 Reference point Y – (only for single position)
Z0 Reference point Z – (only for single position)
X0 Reference point X – (only for single position)
(only for
ShopTurn)
W Slot width
L Slot length
α0 Angle of rotation of slot
Z1 Slot depth (abs) or depth relative to Z0 (abs) – (only for ∇, ∇∇∇, ∇∇∇ base and ∇∇)
(only for G code)
Z1 or X1 Slot depth (abs) or depth relative to Z0 or X0 (abs) – (only for ∇, ∇∇∇, ∇∇∇ base and
(only for ∇∇)
ShopTurn)
(Z1 for machining surface, face C/Y or X1 for peripheral surface C/Y)
DXY
Maximum plane infeed

Maximum plane infeed as a percentage of the milling cutter diameter

- (only for ∇)
DZ Maximum depth infeed - (only for ∇, ∇∇, ∇∇∇ and ∇∇∇ edge)
- (only for vortex milling)
UXY Plane finishing allowance (slot edge) - (only for ∇, ∇∇ and ∇∇∇ base)
UZ Depth finishing allowance (slot base) - (only for ∇, ∇∇ and ∇∇∇ edge)
FZ Chamfer width for chamfering (inc) - (for chamfering only)
ZFS Insertion depth of tool tip (abs or inc) - (for chamfering only)
* Unit of feedrate as programmed before the cycle call
Turning
Operating Manual, 02/2012, 6FC5398-8CP40-3BA0
Programming technology functions (cycles)
8.4 Milling
Unit
mm or
degrees
mm
mm
Degrees
mm
mm
mm
mm
mm
Degrees
mm
mm
mm
%
mm
mm
mm
mm
mm
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