Fronius MagicWave 2200 Comfort, Operating Instructions Manual

Page: 96 / 216

96
Duty Cycle
The ratio of pulse duration to base current duration when a pulse frequency has been set
Unit %
Setting range 10 - 90
Factory setting 50
Ground current
Unit % (of main current I
1
)
Setting range 0 - 100
Factory setting 50
Starting current time
Unit s
Setting range OFF / 0.01 - 9.9
Factory setting OFF
The starting current time t-S specifies the duration of the starting-current phase I
s
.
IMPORTANT! The starting current time only applies in 2-step mode. In 4-step mode, the
duration of the starting-current phase I
s
is controlled using the torch trigger
Final current time
Unit s
Setting range OFF / 0.01 - 9.9
Factory setting OFF
The final current time t-E specifies the duration of the final current phase I
E
.
IMPORTANT! The final current time only applies in 2-step mode. In 4-step mode, the du-
ration of the final current phase I
E
is controlled with the torch trigger (see: "TIG operating
modes").
2-step mode: Starting and final current time
Legend:
GPr
Gas pre-flow time
I
S
Starting current
t
S
Starting current time
t
up
UpSlope
I
1
Main current
t
down
Downslope
I
E
Final current
t
E
Final current time
TIG-Setup 2nd
Second level of the TIG setup
I
t
I
1
GPr
I
S
t
up
t
down
I
E
t
S
t
E