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M69 Output relay clear / Turn off output relay
Haas NGC M-code · Mill, Lathe
On mills: Output relay clear
Turns off a discrete output relay given by P.
Verify on your machine. This entry could not be fully checked against the maker manual. Check your machine manual before you run it.
Format
M69 P
Addresses
| Address | What it does |
|---|---|
P | Output relay number |
How it works
Modal.
Example program
M59 P1 (RELAY ON)
G04 P1. (WAIT 1 SECOND)
M69 P1 (RELAY OFF)
G04 P1. (WAIT 1 SECOND)
M69 P1 (RELAY OFF)
Example is in inch. Check offsets and clearances first.
Watch out for
- Use the same P number as the M59 that turned it on.
On lathes: Turn off output relay
Turns off a discrete output relay by number.
Format
M69 P
Addresses
| Address | What it does |
|---|---|
P | Output relay number |
How it works
Modal.
Example program
M59 P90 (OUTPUT ON)
G04 P.5 (WAIT)
M69 P90 (OUTPUT OFF)
G04 P.5 (WAIT)
M69 P90 (OUTPUT OFF)
Example is in inch. Check offsets and clearances first.
Watch out for
- M69 runs in the same order as axis motion, unlike a macro write.
Related codes
M69 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Doosan (Fanuc) | Chuck unclamp |
| DMG Mori MAPPS (Fanuc) | B-axis unclamp |
| Mazak (EIA) | Cycle bar feeder call 2 |
| Hurco WinMax (NC) | Washdown coolant off |
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