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Operating Manual E4-2800/4200/5200 / M4-3000/4000/5500
04/2014
6.3.4 Selection of operating modes 2-cycle / 4-cycle
A „cycle“ is one of the following
actions:
•
Press torch trigger
•
Release torch trigger
2 – cycle
For welding short seams. Press and hold the torch trigger during welding.
1
st
cycle Press torch trigger and hold it down
Seq
ue
nc
e
1. Shield gas flows for the pre-set time
(5) - (a)
2. Arc ignites with pre-set creep-in speed
(5) - (b)
3. Welding with start energy for the pre-set time
(5) - (c)
4. Up-slope runs for the pre-set time
(5) - (d)
5. Welding with energy E1 while the torch trigger is pressed
(5) - (e)
2
nd
cycle Release torch trigger
Seq
ue
nc
e
1. Down-slope runs for the pre-set time
(5) - (h)
2. Welding with end crater energy for the pre-set time
(5) - (i)
3. Wire stops within the pre-set burn-back time
(5) - (k)
4. Arc is extinguished
⑥
5. Post-gas flows for the pre set time
(5) - (m)
If at 1st cycle = sequence 1./3./4. and at 2nd cycle = sequence 1./2./5.
a time = 0 seconds is set, these steps are skipped.
Section - Operating modes
Fig. 6-11
Descr. Function
S4T
Special 4-cycle
4T
4-cycle
2T
2-cycle
LED is lit
2TP
2-cycle - spot
LED flashes
7
