ABB ACX Commissioning Instruction page 34

Probe 2 Installation,
Figure 9
Probe 2 Installation
(Dimensions in mm)
Probe 2 Installation
Probe 2
Electrical Connection
34
continued
2
1
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 of the mounting flange (wall tube flange) from the wall
min
depending on mounting angle α:
α
10° 15°
x / mm 133 138
min
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.
Connect the sample gas line to one of the two gas ports 5 by means of a
3
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.
Step Action
1 Connect the cables of the current
lead to the connector as shown in
the connector pin assignment.
2 Connect the connector to the
power supply.
ACX Analyzer System Commissioning Instruction
20° 25° 30° 35°
143 147 151 153
PE
1 N
2 L1
3–6 not assigned
CI/ACX-EN Rev. D