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HEIDENHAIN iTNC 530 (340 49x-04) User Manual

Page 315

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HEIDENHAIN iTNC 530

315

7.

4 Miscellaneous F

unctions f

o

r Cont

our

ing Beha

vior

Limitations

„

After an external or internal stop, you can only re-enter the contour
with the function RESTORE POS. AT N. Before you start the block
scan, you must cancel M120, otherwise the TNC will output an error
message.

„

When using the path functions RND and CHF, the blocks before and
after them must contain only coordinates in the working plane.

„

If you want to approach the contour on a tangential path, you must
use the function APPR LCT. The block with APPR LCT must contain
only coordinates of the working plane.

„

If you want to depart the contour on a tangential path, use the
function DEP LCT. The block with DEP LCT must contain only
coordinates of the working plane.

„

Before using the functions listed below, you have to cancel M120
and the radius compensation:

„

Cycle 32 Tolerance

„

Cycle 19 Working Plane

„

PLANE function

„

M114

„

M128

„

M138

„

M144

„

FUNCTION TCPM

„

WRITE TO KINEMATIC