Patent ID: 7703321

Claim:
Level meter comprising a container ( 1 ), which can be at least partly filled with a medium and which has a bottom ( 12 ), a first measuring device ( 2 ) having a float ( 23 ) in the interior ( 14 ) of the container ( 1 ) for indicating the level of the medium in the container ( 1 ), a second measuring device ( 3 ) having an electrical measuring system with a meter tube ( 30 ) in the interior ( 14 ) of the container ( 1 ) for determining the level of the medium in the container ( 1 ), the measuring system being disposed in the top section of the container ( 1 ) and in parallel to the path of displacement of the float ( 23 ), characterized in that an alignment unit ( 4 ) comprises at least one fixing element ( 41 ; 43 ; 45 ; 47 ) for fixing at least a lower section ( 32 ) of the meter tube ( 30 ) to the bottom ( 12 ) relative to the path of displacement of the float ( 23 ) and at least one medium passage ( 42 ; 44 ; 46 ; 48 ) for allowing the medium to flow between the interior ( 14 ) of the container ( 1 ) and the interior of the meter tube ( 30 ).