G71 Check for metric setting, older code
Fadal G-code · Mill
Same as G21 on a Fadal. Checks the metric setting and does not change units.
Format
G71
How it works
Check only.
Example program
N1 G71 (CONFIRM METRIC SETUP)
N2 G0 G40 G49 G80 G90 G17
N3 T1 M6 (12MM END MILL)
N2 G0 G40 G49 G80 G90 G17
N3 T1 M6 (12MM END MILL)
Example is in inch. Check offsets and clearances first.
Watch out for
- On a Fadal this code checks the units. It does not switch them. Units are set in the control setup parameters.
- If the program and the setup do not match, the control stops. Change the setup, not the program.
Related codes
G71 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Stock removal in turning, rough cycle |
| Haas NGC | Bolt hole arc |
| Mazak (EIA) | OD and ID roughing cycle, Z direction |
| Okuma OSP | Return level for fixed cycles |
| Mitsubishi M70 M80 | Longitudinal rough cutting cycle |
| Siemens 840D 828D | Metric input for geometry |
| Heidenhain TNC (ISO) | Millimeter units |
| Fagor 8055 8065 | Millimeter programming |
| LinuxCNC Tormach | Lathe roughing cycle, along Z |
| Mach3 Mach4 | Metric units, Mach3 |
| Centroid CNC12 Acorn | Rough turning cycle |
| Hurco WinMax (NC) | Metric input (Basic NC) |
| Swiss (Citizen Star) | Rough turning cycle |
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