Plasma cutter continues to fire during cut transitions

[jamesdhatch]

Intermittent Torch Firing - Troubleshooting Guide

If your plasma torch is either not firing when it should or if the torch is remaining on when it shouldn’t, your 2T/4T setting might be incorrect. In this post I will explain the difference between 2T/4T mode, and show you how to tell if your plasma cutter is set appropriately. What is 2T/4T? In 2-Touch mode, the first touch of the trigger engages the torch at the set amperage, then the second touch disengages the torch. 2T mode is the required setting for most CNC machines, including the Cro…