
Service Support Spirit
Chapter3 Port connection
THC has voltage divide pierce in their interior, with CNC、dc motor、arc start switch、proximity
switch, etc. Points linking piece put in the case, and the whole point of metal shielding
encapsulation, voltage divide piece can be connected directly to the plasma power source arc
pressure and protective cap collision detection circuit, etc.
3.1 The case view
Pierce Delay and Arcing Test
LED Display Numerical display ARC Setting
IHS Height
UP
MENU
Auto/Manual Dynamic Pierce and
Dynamic Test
IHS Test
Figure 3. The positive view of mainframe
DOWN
Unique Solution
Figure 3.2 The rear view of mainframe
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