Siemens SINUMERIK 840D sl Programming Manual page 676

Programming cycles externally
18.1 Technology cycles
No. Param Param
mask internal
9 X0 _CPA
Y0 _CPO
10
11 R RAD
12 α0 STA1
13 α2 INDA
14 FZ FFD
15 F FFP1
DZ _MID
16
CDIR
17
UXY _FAL
18
VARI
19
DZF _MIDF
20
FFP2
21
22 SSF
23 FF _FFCP
24 _UMODE
25 FS _FS
26 ZFS _ZFS
_GMODE
27
676
Explanation
Reference point = Center point of circle, 1st axis of the plane
Reference point = Center point of circle, 2nd axis of the plane
Radius of the circle
Starting angle
Incrementing angle
Depth infeed rate
Feedrate
Maximum depth infeed
Milling direction
0 = Down-cut
1 = Up-cut
Finishing allowance on plane or slot edge
Machining type
UNITS:
0 = Complete machining
1 = Roughing
2 = Finishing
3 = Finishing of edge
5 = Chamfer
TENS:
0 = Intermediate positioning with G0 line
1 = Intermediate positioning on circular path
HUNDREDS: Reserved
THOUSANDS:
0 = Compatibility mode, if INDA = 0 then full circle, INDA <> 0 then pitch circle)
1 = Full circle
2 = Pitch circle
Reserved
Reserved
Reserved
Reserved
Reserved
Chamfer width (inc)
Insertion depth (tool tip) on chamfering (abs/inc), see _AMODE)
Geometrical mode
UNITS: Reserved
TENS: Reserved
HUNDREDS: Select machining or just calculation of start point
0 = Compatibility mode
1 = Normal machining
Programming Manual, 03/2013, 6FC5398-2BP40-3BA1
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