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HEIDENHAIN TNC 620 (340 56x-01) User Manual

Page 185

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HEIDENHAIN TNC 620

185

6.6 P

a

th Cont

ours—FK F

ree Cont

our Pr

ogr

amming (Sof

tw

ar

e 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.

Example NC blocks

X

Y

CLSD+

CLSD–

Beginning of contour:

CLSD+

End of contour:

CLSD–

12 L X+5 Y+35 RL F500 M3

13 FC DR- R15 CLSD+ CCX+20 CCY+35

...

17 FCT DR- R+15 CLSD-