90 AO2000 CONTINUOUS GAS ANALYZERS | OI/AO2000-EN REV. B
1
Sample gas inlet
2
Sample gas outlet
3
Purge gas inlet for analyzer
2)
4
Purge gas outlet for analyzer
2)
7
Purge gas inlet for housing
1)
8
Purge gas inlet for housing
1)
(also with flow sensor)
9
Pressure sensor 1
1)
10
Pressure sensor 2
1)
Pneumatics module
1)
:
11
Sample gas inlet
12
Span gas inlet (with 3 solenoid valves)
13
Test gas/zero-point gas inlet (with 1 or 3 solenoid valves)
14
Sample gas outlet – to be connected to inlet 1
1) Option. With measurements in suppressed measuring ranges the con-
nection of the pressure sensor and the sample gas outlet are to be
connected to each other via a T-joint and short lines.
2) not in version with performance test for emission monitoring
Design of the gas connections unless stated otherwise:
⅛ NPT female thread for threaded connections (not supplied)
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