Fronius OPT/i Bedienungsanleitung Seite 40

Commissioning
Safety
Danger of suffocation if the control valve does not close completely.
Colorless and odorless gases can escape and cause serious injury.
▶
Additionally re- -
quired
Establishing a
1
connection with
the welding sys-
tem
2
3
4
Prerequisites for To ensure that the external gas controller can achieve optimum gas flow values,
operation observe the following instructions:
-
-
Commissioning
1
the gas regulator
2
3
40
WARNING!
Do not exceed the maximum inlet pressure of the shielding gas supply. The
maximum inlet pressure is 7 bar (101.49 psi).
SpeedNet cable
Position the external gas regulator in a suitable position; for example, with
the OPT/i Mounting gas regulator on the trolley. See
for OPT/i Mounting gas regulator.
Connect the gas regulator with a SpeedNet cable (not included in the scope
of supply) to the SpeedNet connection of the welding machine or the wire-
feeder.
Connect the supplied gas hose to the GAS OUT connection and to the wel-
ding machine or wirefeeder.
Connect the gas supply and the external gas regulator at the gas IN connec-
tion to the GAS hose (supplied with the welding machine).
When using two or more external gas regulators at the same time (for ex-
ample, in TWIN applications), connect only one wirefeeder at a time to a gas
cylinder or to a tapping point of the ring line.
Maximum input pressure of the gas supply: 7 bar (101.49 psi)
Connect the welding system to the grid.
Switch the power switch on the welding machine to - I -
On the welding machine, under Process parameters > Common TIG/MMA/
Plasma > [Next page]> Gas > Gas regulator 1 (or Gas regulator 2), set the re-
spective Gas set value and the correction factor (Gas factor on the welding
machine).
Gas regulator 1 = TIG shielding gas
Gas regulator 2 = TIG working gas
installation instructions