CEA MATRIX X220 AC/DC Operator's Manual page 38

COLD TACK welding mode (TIG DC welding with "HF" / "HF PERFECT POINT" ignition)
The"ColdTack" mode can be used for cold tacking in quick succession, to further extend the benefits of an individual point.
Via the welding process configuration menu, set:
• TIG DC welding process.
• TYPE OF IGNITION:
1. "HF PERFECT POINT" (recommended trigger).
2. "HF".
• Cold TACK welding mode.
When the key is pushed, the welding page opens:
Push the knob to enter the SET page.
By pushing and rotating the knob, besides the parameters described above, you can set:
1. Number of consecutive impulses in the sequence at the individual points "n " (1 - 10) generated at a duty cycle of 50% .
2. Time during which the pulses are generated.
One example of configuration could be t=1sec and n=3: this will generate 3 impulses each lasting 200 msec, separated by a 200
msec pause.
200ms 200ms
I
weld
1s
t
1
2
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