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G9 Exact stop, one block
Siemens 840D 828D G-code · Mill and lathe
Makes only this block end with an exact stop, while the rest of the program stays in continuous path mode. Use it for one sharp corner.
Format
G9 G1 X Y
How it works
Non modal, G group 11.
Example program
G64 ; CONTINUOUS PATH
G9 G1 X50 Y0 F800 ; SHARP CORNER HERE ONLY
G1 Y30 ; CONTINUOUS AGAIN
G9 G1 X50 Y0 F800 ; SHARP CORNER HERE ONLY
G1 Y30 ; CONTINUOUS AGAIN
Example is in inch. Check offsets and clearances first.
Watch out for
- The window used is the one set by G601, G602 or G603.
Related codes
G9 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Exact stop, one block |
| Haas NGC | Exact stop, one block |
| Okuma OSP | Exact stop, one block |
| Mitsubishi M70 M80 | Exact stop check, one block |
| Brother Speedio | Exact stop check |
| Fagor 8055 8065 | Arc defined by three points |
| Mach3 Mach4 | Exact stop, one block |
| Centroid CNC12 Acorn | Decelerate and stop, one block |
| Hurco WinMax (NC) | Exact stop, one block |
| Fadal | Decelerate with feed ramps, exact stop |
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