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Design and function
MMA welding
5.8.7
TIG program sequence ("Program steps" mode)
5.8.7.1
TIG parameter overview
Basic parameters
Item
Meaning/explanation
1
Gas pre-flow time
2
P
START
Ignition current
3
Duration (start program)
4
Slope duration from P
5
P
(main program)
A
Welding current, absolute
6
Duration (P
7
P
(reduced main program)
B
Welding current
8
Duration (reduced main program)
9
Slope duration from P
10
P
(end program)
END
Welding current
11
Duration (end program)
12
Gas post-flow time
13
Superpulsing
P
, P
, and P
START
B
general welding current setting.
5.9
MMA welding
Risk of being crushed or burnt.
When replacing spent or new stick electrodes
•
Switch off machine at the main switch
•
Wear appropriate safety gloves
•
Use insulated tongs to remove spent stick electrodes or to move welded workpieces and
•
Always put the electrode holder down on an insulated surface.
86
2
4
sec
3
1
13
sec
Super-
puls
to P
START
A
)
A
to P
A
END
are relative programs whose welding current settings are a percentage based on the
END
8
DYN
sec
sec
5
6
sec
7
Figure 5-49
CAUTION
9
10
sec
sec
sec
11
12
Setting range
0 s to 0.9 s
0% to 200%
0 s to 20 s
0 s to 20 s
5 A to 550 A
0.01 s to 20.0 s
1% to 100%
0.01 s to 20.0 s
0 s to 20 s
1% to 100%
0 s to 20 s
0 s to 20 s
on/off
099-005183-EW501
17.12.2010
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