KROHNE OPTIFLEX 2200 C_F EN - Manual (Page 27)

INSTALLATION
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27
OPTIFLEX 2200 C/F
www.krohne.com 07/2013 - 4000668002 - HB OPTIFLEX 2200 R02 en
Floating roofs
If the device is for a tank with a floating roof, install it in a stilling well.
CAUTION!
Installation requirements
• The standpipe must be electrically conductive. If the standpipe is not made of metal, obey the
instructions for empty space around the probe. For more data, refer to General requirements
on page 22
.
• The standpipe must be straight. There must be no changes in diameter from the device
process connection to the bottom of the standpipe.
• The standpipe must be vertical.
• Recommended surface roughness: < ± 0.1 mm / 0.004 ¨ .
• The bottom of the stilling well must be open.
• Adjust the probe to the center of the standpipe.
• Make sure that there are no deposits at the bottom of the standpipe which can cause
blockage of the process connections.
• Make sure that there is liquid in the standpipe.
Figure 3-19: Floating roofs
1 Sediment
2 Support fixtures
3 Stilling well
4 Floating roof
5 Product
6 Tank