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G49 Tool length compensation cancel
Centroid CNC12 Acorn G-code · Mill
Cancels G43, G44, G43.3 and G43.4 tool length compensation.
Format
G49
Addresses
| Address | What it does |
|---|---|
none | No words |
How it works
Modal.
Example program
G0 Z1. ; CLEAR
M25 G49 ; Z HOME, LENGTH COMP OFF
M5 M9 ; SPINDLE AND COOLANT OFF
M25 G49 ; Z HOME, LENGTH COMP OFF
M5 M9 ; SPINDLE AND COOLANT OFF
Example is in inch. Check offsets and clearances first.
Watch out for
- Cancel with Z at home or well clear. The next Z move jumps by the offset amount.
Related codes
G49 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Tool length compensation cancel |
| Haas NGC | Tool length compensation cancel |
| Mazak (EIA) | Tool length offset cancel |
| Mitsubishi M70 M80 | Tool length comp cancel |
| Brother Speedio | Tool length offset cancel |
| LinuxCNC Tormach | Tool length offset cancel |
| Mach3 Mach4 | Tool length offset cancel |
| Hurco WinMax (NC) | Tool length offset cancel |
| Fadal | Tool length offset cancel |
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