Fanuc Series 15i/150i-MA (Programming) Operators Manual

18.HIGH-SPEED CUTTING FUNCTICNS PROGRAMMING B-63324EN/03
- 688 -
Limitation
- Condition for performing look-ahead acceleration/deceleration before
interpolation
Even if look-ahead acceleration/deceleration before interpolation mode
is specified, look-ahead acceleration/deceleration before interpolation
is not performed in the following cases:
- In threading mode
- In feed per revolution mode (G95)
- In tapping mode (G63)
- During a canned cycle (other than G80)
- When no move command is specified
- During movement for spindle positioning
- When a one-shot G code other than G38, G45, G46, G47, G48, G39,
or G09 is specified
- When positioning (G00, G60) is performed
- In a block in which an alarm is issued
In look-ahead acceleration/deceleration before interpolation mode, the
functions listed below cannot be specified. Clear the mode before
using any of these functions, then set the mode again.
- Cs contour control function
- Hypothetical axis interpolation function
- Electronic gear box function (EGB)

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