Siemens sinumerik 840D sl Operating Manual page 367

Parameter Description
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)
Maximum plane infeed
DXY or DYZ 
Maximum plane infeed as a percentage of the milling cutter diameter

(only for
- (only for ∇)
ShopTurn)
(DXY for machining surface, face C/Y or DYZ for peripheral surface C/Y)
DZ or DX Maximum depth infeed - (only for ∇, ∇∇, ∇∇∇ and ∇∇∇ edge)
(only for - (only for vortex milling)
ShopTurn)
(DZ for machining surface, face C/Y or DX for peripheral surface C/Y)
UXY or UYZ Plane finishing allowance (slot edge) - (only for ∇, ∇∇ and ∇∇∇ base)
(only for
(UXY for machining surface, face C/Y or UYZ for peripheral surface C/Y)
ShopTurn)
UZ Depth finishing allowance (slot base) - (only for ∇, ∇∇ and ∇∇∇ edge)
(only for G code)
UZ or UX Depth finishing allowance (slot base) - (only for ∇, ∇∇ and ∇∇∇ edge)
(only for
(UZ for machining surface, face C/Y or UX for peripheral surface C/Y)
ShopTurn)
ZFS Insertion depth of tool tip (abs or inc) - (for chamfering only)
(only for G code)
ZFS or XFS Insertion depth of tool tip (abs or inc) - (for chamfering only)
(only for
(ZFS for machining surface, face C/Y or XFS for peripheral surface C/Y)
ShopTurn)
Turning
Operating Manual, 07/2010, 6FC5398-8CP40-0BA0
Programming technology functions (cycles)
8.4 Milling
Unit
Degrees
mm
mm
mm
mm
mm
Degrees
mm
mm
mm
%
mm
mm
mm
mm
mm
mm
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