Look for the line Call SetDro (2, 0.0625) . Change 0.0625 to the exact thickness of your touch plate in inches (or millimeters if you use metric). Save and Close: Go to File > Save , then close the editor. Important Hardware Setup
Copy the code below. This is a standard, robust script designed to probe downward, touch the plate, retract, and set the Z-offset based on your plate's thickness. download script auto tool zero mach3
Before running the script, ensure your hardware is configured correctly: Look for the line Call SetDro (2, 0
Always test the connection by touching the plate to the tool by hand while watching the "Digitize" LED on the Diagnostics screen. If it lights up, you're safe to run the script. Pro-Tip: Safety First Important Hardware Setup Copy the code below
In Mach3, go to the top menu and select Operator > Edit Button Script .