HEIDENHAIN SW 54843x-03 DIN Programming - Manual (Page 225)

HEIDENHAIN MANUALplus 620, CNC PILOT 640 225
4.6 C-axis cont
ours—F
undamentals
Beginning of pocket/island G308-Geo
G308 defines a new reference plane / reference diameter in
hierarchically nested contours.
End of pocket/island G309-Geo
G309 defines the end of a reference plane. Every reference plane
defined with G308 must be ended with G309 (See "Milling contour
position" on page 224.).
Parameters
P
Depth for pockets, height for islands
ID Name of the contour for reference from units or cycles
HC Milling/drilling attribute:
 1: Contour milling
 2: Pocket milling
 3: Area milling
 4: Deburring
 5: Engraving
 6: Contour milling and deburring
 7: Pocket milling and deburring
 14: Do not machine
Q Milling location:
 0: On the contour
 1: Inside/left
 2: Outside/right
H Direction:
 0: Up-cut milling
 1: Climb milling
D Cutter diameter
I Limit diameter
W Angle of the chamfer
BR Chamfer width
RB Retraction plane