2
INSTALLATION
22
POWERFLEX 2200 C/F/S/D
www.krohne.com
07/2016 - 4005318901 - QS POWERFLEX 2200 R01 en
2.9.5 Recommendations for pits and tanks made of non-conductive materials
If you have a device with a single rod or a single cable probe and a thread connection,
obey these instructions:
•
Put a metal sheet between the device and the process connection.
i
It must have a diameter greater than 200 mm / 8
¨
.
•
Make sure that the metal sheet is in contact with the thread stop on the device.
We recommend that you use DN
≥
200 /
≥
8
¨
for flange connections.
If you have a device with a double rod, double cable or coaxial probe, you can ignore these
instructions.
Figure 2-25: Installation in a non-metallic tank or pit with a thread connection
1
Non-metallic (plastic etc.) tank or pit
2
Metal sheet, Ø
≥
200 mm / 8
¨
CAUTION!
When the device is installed, make sure that the tank roof has no deformation.