34
ACX Analyzer System Commissioning Instruction
CI/ACX-EN Rev. D
Probe 2 Installation,
continued
Figure 9
Probe 2 Installation
(Dimensions in mm)
L1
180
650
1
2
α
1
Mounting for the Ceramic Inlet Filter
2
Inlet Filter (Inner Filter) with Internal Heating Rod
3
Gas Sampling Tube
4
Wall Tube with Inlet Flange
5
Sample Gas Outlet and Test Gas/Purge Air Inlet G 1/4
L1
Fitting Length
Lx
Length of the Gas Sampling Tube (approx. 400 mm)
Minimum distance x
min
of the mounting flange (wall tube flange) from the wall
depending on mounting angle
α
:
α
10°
15°
20°
25°
30°
35°
x
min
/mm
133
138
143
147
151
153
Probe 2 Installation
Step
Action
1
Align the probe so that the protection shield is directed towards the
process gas flow.
2
Insert the probe in the wall tube and screw it to the wall tube flange with
the enclosed screws M12 x 70.
3
Connect the sample gas line to one of the two gas ports
5
by means of a
clamp ring screw fitting.
4
If 1-stage probe back-purging is available, connect the compressed-air
hose to the other of the two gas ports
5
. Please note the maximum
permissible air pressure of 6 bar.
Probe 2
Electrical Connection
Step
Action
1
Connect the cables of the current
lead to the connector as shown in
the connector pin assignment.
PE
1
N
2
L1
3–6 not assigned
2
Connect the connector to the
power supply.
