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INSTALLATION
2
17
POWERFLEX 2200 C/F/S/D
www.krohne.com
07/2016 - 4005318901 - QS POWERFLEX 2200 R01 en
Clearance between the probe and other objects in the tank
2.8.2 Installation in standpipes (stilling wells and bypass chambers)
Use a standpipe if:
•
The liquid is very turbulent or agitated.
•
There are too many other objects in the tank.
•
The device is measuring a liquid in a tank with a floating roof.
For more data, refer to the Handbook.
Probe type
Empty space (radius, R
min
), around the probe
[mm]
[inches]
Coaxial
0
0
Double rod / cable
100
4
Single rod / cable
300
12
Figure 2-19: Installation recommendations for standpipes (stilling wells and bypass chambers)
1
Stilling well
2
Bypass chamber
3
Vent
4
Level of the liquid
INFORMATION!
Stilling wells are not necessary for devices with coaxial probes. But if there is a sudden change
in diameter in the stilling well, we recommend that you install a device with a coaxial probe.