Design and function
TIG welding
099-004833-EW501
22.04.2013
75
Latched mode
Figure 5-43
Selection
• Select latched operating mode
.
Step 1
• Press and hold torch trigger
• Shielding gas is expelled (gas pre-flows)
The arc is ignited using liftarc.
• Welding current flows with pre-selected setting.
Step 2
• Release torch trigger (no effect)
Step 3
• Press torch trigger (no effect)
Step 4
• Release torch trigger
• Arc is extinguished.
• Gas post-flow time elapses.
t
t
I
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P
A