Emerson Rosemount 5900S Quick Start Manual page 9

March 2020
3.2 Parabolic antenna requirements
3.2.1 Inclination
The inclination of the Rosemount 5900S with Parabolic Antenna should not
exceed 1.5 ° towards the center of the tank. For products with high
condensation such as bitumen/asphalt applications, the radar beam should
be directed vertically without any inclination.
Figure 3-1: Maximum Inclination with Parabolic Antenna
A. Maximum inclination 1.5°
3.2.2 Flange requirements
The tank flange has to meet the following inclination requirements (see
Figure 3-2) in order to allow proper adjustment of the antenna:
• maximum 4.5° away from the tank wall
• maximum of 2° towards the tank wall
• in case the nozzle inclination exceeds the recommended values, you may
use the welded flange ball which can be mounted at a maximum angle of
17°
Quick Start Guide
Quick Start Guide
9