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M104 Probe arm extend
Haas NGC M-code · Lathe
Lowers the optional tool setting probe arm.
Format
M104
How it works
Non-modal.
Example program
G53 X0 Z0 (TURRET HOME)
M104 (PROBE ARM DOWN)
G212 H3 (RE PROBE TOOL)
M105 (PROBE ARM UP)
M104 (PROBE ARM DOWN)
G212 H3 (RE PROBE TOOL)
M105 (PROBE ARM UP)
Example is in inch. Check offsets and clearances first.
Watch out for
- Keep the turret clear of the probe path before lowering it.
Related codes
M104 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Doosan (Fanuc) | Right spindle reverse rotation |
| Mazak (EIA) | Workpiece measurement GRV start |
| Centroid CNC12 Acorn | Cancel action timer |
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