Vega VEGAPULS C 21 - Page 14

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4 Mounting
VEGAPULS C 21 • Modbus and Levelmaster protocol
58343-EN-200806
Fig. 8: Mounting of the radar sensor on vessels with conical bottom
The centre of the antenna lens is the beginning of the measuring
range and at the same time the reference plane for the min./max.
adjustment, see following diagram:
1
Fig. 9: Reference plane
1 Reference plane
Donotmounttheinstrumentsinorabovethellingstream.Makesure
thatyoudetectthemediumsurface,nottheinowingproduct.
Fig.10:Mountingoftheradarsensorwithinowingmedium
For nozzle mounting, the nozzle should be as short as possible and
itsendrounded.Thisreducesfalsereectionsfromthenozzle.
With threaded socket, the antenna end should protrude at least 5 mm
(0.2 in) out of the socket.
Reference plane
Inowingmedium
Nozzle