Fronius TransTig 2200 Comfort - Special 4-Step Mode: Variant 2; Special 4-Step Mode: Variant 3

50
Special 4-step
mode:
variant 2
Variant 2 of the special 4-step mode is activated when the special 4-step SFS set-up pa-
rameter -is set to "2“.
Intermediate lowering takes place in variant 2 on the basis of the selected slope values -
downslope t
down
and upslope t
up
:
- Push forward and hold the torch trigger: the welding current continuously drops at the
set downslope value until it reaches the specified reduced current I
2
. It remains at the
reduced current value I
2
until the torch trigger is released.
- When the torch trigger is released: the welding current rises at the specified upslope
value until it reaches the main current value I
1
.
Special 4-step mode: Variant 2
Special 4-step
mode:
variant 3
Variant 3 of special 4-step mode is activated when the special 4-step mode (SFS) set-up
parameter -is set to "3".
In variant 3, push forward and hold the torch trigger to start intermediate lowering. Release
the torch trigger to resume the main current I
1
.
When the torch trigger is pulled back, welding ends immediately without downslope and
final current.
Special 4-step mode: Variant 3
I
t
I
1
GPr
I
S
t
down
I
E
G-L
G-H
I
1
I
2
t
up
I
t
I
1
GPr
I
S
G-L / G-H
I
1
I
2
t
up