HEIDENHAIN TNC 620 User Manual page 214

6
Programming: Programming contours
6.6 Path contours – FK free contour programming (Advanced
Programming Features software option)
Closed contours
You can identify the beginning and end of a closed contour with the
CLSD soft key. This reduces the number of possible solutions for
the last contour element.
Enter CLSD as an addition to another contour data entry in the first
and last blocks of an FK section.
Beginning of
contour:
End of contour:
Example NC blocks
12 L X+5 Y+35 RL F500 M3
13 FC DR- R15 CLSD+ CCX+20 CCY+35
...
17 FCT DR- R+15 CLSD-
214
CLSD+
CLSD–
TNC 620 | User's Manual
HEIDENHAIN Conversational Programming | 5/2013