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Sample Systems - GE Baker Hughes oxy.IQ User Manual

Panametrics oxygen analyzer
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Table of Contents
Chapter 1. Features and Capabilities

1.5 Sample Systems

In addition to the standard features and options, GE offers a full line
of sample handling systems for a variety of applications. If needed,
GE can design and build a sample conditioning system to meet
unique application requirements. Please contact GE for details.
Table 1 below lists some background gases that can interfere with the
oxygen sensor.
Table 1: Oxygen Sensor Interference Gases
OX-1 & 5 ppm
Gas
Cont.
H
S
<5 ppm
2
SO
<10 ppm
3
SO
<10 ppm
2
HCl
<1000 ppm
HCN
<1000 ppm
CO
<1000 ppm
2
NO
(2)
2
Cl
(2)
2
Cont. = Continuous, Int. = Intermittent
(1) Recommended maximum exposure 30 minutes, followed by flushing
with ambient air for an equal period.
(2) Minimal effect on sensor performance, but produces signal interference
of 1:2 ratio for ppm levels only (e.g., 100 ppm NO
O2).
(3) Minimal effect on sensor performance
4
OX-2 ppm
Cont.
Cont.
<10 ppm
0.0005 % 0.01 %
<10 ppm
0.01 %
(3)
0.01 %
(3)
0.1 %
(3)
0.1 %
(3)
0.1 %
(2)
(2)
(2)
(2)
OX-3 %
Int. (1)
Cont.
0.001 %
0.1 %
0.01 %
0.1 %
1.0 %
1.0 %
20 &
(2)
(2)
looks like 200 ppm
2
oxy.IQ User's Manual
OX-4 %
Int.
0.1 %
0.1 %
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(2)
(2)
(2)
(2)

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