KROHNE OPTIFLEX 2200 C_F EN - Manual (Page 21)

INSTALLATION
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OPTIFLEX 2200 C/F
www.krohne.com 07/2013 - 4000668002 - HB OPTIFLEX 2200 R02 en
For double cable and double rod probes:
For coaxial probes:
If your device has a coaxial probe, you can ignore these installation recommendations.
3.5.3 Installation requirements for concrete roofs
Figure 3-9: Recommended nozzle dimensions for double rod and double cable probes
d ≥ 50 mm / 2¨, where d is the diameter of the tank nozzle
CAUTION!
Install coaxial probes in clean liquids that are not too viscous.
Figure 3-10: Installation on a concrete roof
1 The diameter, d, of the hole must be greater than the thickness, t, of the concrete.
2 If the thickness, t, of the concrete is greater than the diameter, d, of the hole, install the device in a recess.