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4. Mounting and installation
4.1 Supplied equipment
•
Evaluation unit in the DIN Rail housing or field housing
•
Double weld-on socket for sensor mounting
•
Sensor (consisting of 2 x antenna, 1 x electronic box)
•
Assembly instructions
•
C1- or C3-Box
(optional)
4.2 Required tools
•
Open-end wrench (36 mm)
•
PZ 2 cross-recess screwdriver
•
Suitable tools for the electrical connection
4.3 Determining the installation position
To determine the correct position of the AirFlow P, proceed as follows:
•
The sensor can be used in round or angular pipes. In the case of horizontal or sloping
pipelines, the installation should be carried out from above.
•
Depending on the geometry and size of the line to be monitored, several sensors are used:
- From a line size of 1500 mm 2 sensors are used.
- From a line size of 3000 mm 3 sensors are used.
•
If several sensors are required for one measuring point, all sensors are distributed evenly on
the line at one installation height.
Optimally, the duct or pipeline continues horizontally or vertically upstream and downstream of
the installation point, and fixtures such as bends, flaps or gate valves have a minimum distance
to the sensor in both directions. (See Fig. 6)
3 x DN
3 x DN
3 x DN
3 x DN
3 x DN
3 x DN
3 x DN
3 x DN
Fig. 6: Recommended distances to valves, etc. (DN = nominal diameter)