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Mea-
suring
Gas
Carrier
Gas
Basic
range
Smallest range
Smallest
suppressed
zero range
Multi Gas
Mode
H
2
O
2
0% - 100% 0% - 0.5% 98% - 100% Yes
H
2
N
2
/ air 0% - 100% 0% - 0.5% 98% - 100% Yes
H
2
Ar 0% - 100% 0% - 0.4% 99% - 100% Yes
H
2
He 20% - 100% 20% - 40% 85% - 100%
On
request
H
2
CH
4
0% - 100% 0% - 0.5% 98% - 100%
On
request
H
2
CO
2
0% - 100% 0% - 0.5% 98% - 100%
On
request
He N
2
/ air 0% - 100% 0% - 0.8% 97% - 100% Yes
He Ar 0% - 100% 0% - 0.5% 98% - 100% Yes
CO
2
N
2
/ air 0% - 100% 0% - 3% 96% - 100% Yes
CO
2
Ar 0% - 60% 0% - 10% - Yes
Ar N
2
/ air 0% - 100% 0% - 3% 96% - 100% Yes
Ar CO
2
40% - 100% - 80% - 100% Yes
CH
4
N
2
/ air 0% - 100% 0% - 2% 96% - 100% Yes
CH
4
Ar 0% - 100% 0% - 1.5% 97% - 100% Yes
O
2
N
2
0% - 100% 0% - 15% 85% - 100% Yes
O
2
Ar 0% - 100% 0% - 2% 97% - 100% Yes
N
2
Ar 0% - 100% 0% - 3% 97% - 100% Yes
N
2
CO
2
0% - 100% 0% - 4% 96% - 100%
On
request
NH
3
H
2
0% - 100% 0% - 5% 95% - 100%
On
request
CO
2
H
2
0% - 100% 0% - 2% 99% - 100%
On
request
SF
6
N
2
/ air 0% - 100% 0% - 2% 96% - 100%
On
request
Table 2.1: Measuring ranges of typical gas compositions for analysis with the FTC320.
As mentioned in section 1.3, explosive gases should not be led into the device without
suitable protective measures. It is the responsibility of the user to prepare a risk assess-
ment and to derive suitable protective measures from it.
File name:
FTC320Ex Operating Manual_1.09KD201009MPO3V04.pdf