104 AO2000 CONTINUOUS GAS ANALYZERS | OI/AO2000-EN REV. B
Connection of the sample gas line
1
Heated sample gas line (tube with inside/outside diameter 4/6 mm)
2
O-ring 6.02 x 2.62
3
Socket
4
O-ring 12.42 x 1.78
Connection of a further sample gas line (tube with outside diameter
6 mm):
either with
5
Male fitting G¼”
or with
6
Socket
7
Tapered ring
8
Compression fitting
Closure:
9
Screw cap
10
O-ring 12.42 x 1.78
11
Exhaust gas tube
Sample gas Connection of the sample gas line
inlets: on 19-inch housing: on wall-mount housing:
I from the rear from below
II from above from the right
III from below not possible – the sample gas inlet
must always be closed
Maximum length of the sample gas line
The maximum length of the heated sample gas line (inside diameter 4 mm)
is 60 m.
Provide for sample gas line purging
Install a shut-off valve in the sample gas line (definitely recommended with
pressurized sample gas), in order to provide a means for purging the gas
line system by feeding in an inert gas, e.g. nitrogen, from the gas sampling
point.
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