Tig Automatic Cut-Out - EWM Phoenix 301 Progress puls Operating Instructions Manual

Latched special
I
Selection
• Select latched special mode
Step 1
• Press and hold torch trigger.
• Shielding gas is expelled (gas pre-flows).
The arc is ignited using liftarc.
• Welding gas flows at pre-selected setting in start program "P
Step 2
• Release torch trigger.
• Slope on main program "P
The slope on main program P
latest when the torch trigger is released.
Tapping can be used to switch to the reduced main program "P
back to the main program "P
Step 3
• Press the torch trigger.
• Slope to end program "P
Step 4
• Release torch trigger.
• Arc is extinguished.
• Gas post-flow time elapses.
5.7.6

TIG automatic cut-out

The welding machine ends the ignition process or the welding process with an
• ignition fault (no welding current flows within 5 s after the start signal)
• arc interruption (arc is intrerupted for longer than 5 s)
099-005023-EW501
09.08.2010
1.
P
A
P
START
Figure 5-47
.
".
A
is given at the earliest after the set time t
A
".
A
".
END
Design and function
2.
P
B
".
START
". Repeated tapping will switch
B
NOTE
TIG welding
3. 4.
t
P
END
t
elapses and at the
START
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