CNC Machinist Calculator UltraHome › M-codes › Haas NGC › M56
M56 Built in M code relay 6 on
Haas NGC M-code · Lathe
Turns on built in M code relay 6 and leaves it on. Use M66 to turn it off. Used for customer added devices.
Format
M56
How it works
Modal until M66 or RESET.
Example program
M56 (RELAY 6 ON, CUSTOM DEVICE)
G04 P1. (WAIT 1 SECOND)
M66 (RELAY 6 OFF)
G04 P1. (WAIT 1 SECOND)
M66 (RELAY 6 OFF)
Example is in inch. Check offsets and clearances first.
Watch out for
- RESET turns off all of these relays.
- Check what the relay is wired to on your machine before using it.
Related codes
M56 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Doosan (Fanuc) | Tapping mode select |
| Mazak (EIA) | Front door open |
| Okuma OSP | Tailstock spindle advance |
| Swiss (Citizen Star) | Part count (Citizen) |
Every M-code for Haas NGC in your pocket. The app has the full example programs, search by number or shop word, a line decoder and calculators for tapping, threading and drilling.
Open M56 in the app All Haas NGC M-codes