2.10 Tool radius compensation
2.10.1 Tool radius compensation (G40, G41, G42, OFFN)
When tool radius compensation (TRC) is active, the control automatically calculates the
equidistant tool paths for various tools.
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Syntax
G0/G1 X... Y… Z... G41/G42 [OFFN=<value>]
...
G40 X... Y… Z...
Meaning
G41: Activate TRC with machining direction left of the contour.
G42: Activate TRC with machining direction right of the contour.
OFFN=<value>: Allowance on the programmed contour (normal contour offset) (optional),
e.g. to generate equidistant paths for rough finishing.
G40: Deactivate TRC.
Fundamentals
2.10 Tool radius compensation
NC programming
Programming Manual, 12/2019, 6FC5398-2EP40-0BA0 251
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