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Summary of Contents for Avid CNC Mach4 Plasma
- Page 1 Mach4 Plasma Users Guide Version 2020Q3.1...
- Page 2 Reset Pierce Counter - This button resets the Current Pierce count. When used for consumable life tracking this button should be pressed after a consumable change. Version 2020Q3.1 Mach4 Plasma © 2020 Avid CNC Users Guide All Rights Reserved...
- Page 3 Voltage Based Anti-Dive - Voltage Based anti-dive will prevent THC motion when the actual voltage and target voltage are too dissimilar. Voltage Based Anti-Dive Toggle - This Switch will enable or disable Voltage Based anti-dive functionality. Version 2020Q3.1 Mach4 Plasma © 2020 Avid CNC Users Guide All Rights Reserved...
- Page 4 If you adjust the THC settings and do not save them as the default, they will return to the saved defaults on restart. Restore Default Anti-Dive Settings Button - This button will change the current THC anti-dive settings to the saved default settings. Version 2020Q3.1 Mach4 Plasma © 2020 Avid CNC Users Guide All Rights Reserved...
- Page 5 This menu can be accessed by selecting the "Diagnostics" tab (bottom left of Mach4 interface). The indicator lights on the left are generic to the Mach4 Avid CNC screenset and are described in more detail in the Mach4 Users Guide.
- Page 6 For this method to work, the torch must still be in the correct XYZ location and the machine can’t have lost position due to an Emergency Stop. 1. Check that the next to the DRO are still green, indicating the machine is still referenced properly. 2. Re-enable the machine if necessary Version 2020Q3.1 Mach4 Plasma © 2020 Avid CNC Users Guide All Rights Reserved...
- Page 7 3. Make sure the code and “Current G Code Line” is on the same gcode line it stopped at (double click in the G-code window to toggle line numbers). Click on the correct line if needed. Version 2020Q3.1 Mach4 Plasma © 2020 Avid CNC Users Guide All Rights Reserved...
- Page 8 5. Click the Resume Cut button. This will issue a new cycle start command, turn on the torch, and resume movement once the controller receives an Arc OK signal from the torch. Version 2020Q3.1 Mach4 Plasma © 2020 Avid CNC Users Guide All Rights Reserved...
- Page 9 This method is necessary if the program stops during a pierce sequence, or pierces but fails to continue. It can also be used at the next pierce location if the torch went out and “Resume Cut” didn’t work. 1. Note the line of g-code that the program stopped at. Version 2020Q3.1 Mach4 Plasma © 2020 Avid CNC Users Guide All Rights Reserved...
- Page 10 2. Look back through the gcode to find the most recent pierce location (or the next pierce if “Resume Cut” failed). A sample of g-code output from SheetCam with the Avid CNC Mach4 post processor is below; the highlighted line moves the torch to that pierce location N0110 G00 X0.7575 Y3.6315...
- Page 11 3. Select that line in the G Code window in Mach4 and choose the Set Next G Code Line and then Run G Code From Here button in the File Ops tab Version 2020Q3.1 Mach4 Plasma © 2020 Avid CNC Users Guide All Rights Reserved...
- Page 12 5. If the original cut pierced through but did not move, this may not work. In this case you can move the torch close to, but not exactly on (.050” off should be enough), the intended pierce position. This will give the torch fresh material to pierce. Version 2020Q3.1 Mach4 Plasma © 2020 Avid CNC Users Guide All Rights Reserved...
- Page 13 6. In this case, select the next line of code containing G92.1 and use Set Next G Code Line and Cycle Start. This will pierce in the new location and then complete the leadin and cut as intended. Version 2020Q3.1 Mach4 Plasma © 2020 Avid CNC Users Guide All Rights Reserved...
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