Fronius OPT/i externer Gasregler Bedienungsanleitung Seite 31

Gas
Ar + 33% He + 1% CO
2
Ar + 50% He + 1 CO
2
Ar + 90% He + 2.5% CO
Ar-He-CO -O shielding gas mixtures
2 2
Main group and
subgroup ac-
cording to EN
Gas ISO 14175
Ar + 26.5% He +
8% CO + 0.5%
2
O
2
Ar-He-CO -N shielding gas mixtures
2 2
Main group and
subgroup ac-
cording to EN
Gas ISO 14175
Ar + 5% He +
CO + 5% N
2 2
Ar-CO shielding gas mixtures
2
Gas
Ar + 2-5% CO
2
Ar + 2.5% CO
2
Ar + 5% CO
2
Ar + 5-10% CO
2
Ar + 8% CO
2
Ar + 9% CO
2
Ar + 8‑10% CO
2
Ar + 10% CO
2
Ar + 12% CO
2
Ar + 15% CO
2
Ar + 15-20% CO
2
Ar + 18% CO
2
Ar + 20% CO
2
Ar + 25% CO
2
Main group and
subgroup ac-
cording to EN
ISO 14175
M12
M12
M12
2
% Ar
Z 65
% Ar
Z 90
Main group and sub-
group according to EN
ISO 14175
M12
M12
M12
M20
M20
M20
M20
M20
M21
M21
M21
M21
M21
% CO
% Ar % He
2
66 33 1
50 49 1
7.5 90 2.5
% CO % O
% He
2 2
26.5 8 0.5
% CO % N
% He
2 2
50
5 5
ppm
% CO
% Ar
2
96.5 3.5
97.5 2.5
95 5
92.5 7.5
92 8
91 9
90 10
88 12
85 15
82 18
82 18
80 20
75 25
CF
2.37
2.92
6.91
CF
2.07
CF
1.79
CF
1.68
1.69
1.66
1.63
1.63
1.62
1.60
1.58
1.55
1.52
1.52
1.50
1.46
31