Glossary - Siemens SITRANS L Operating Instructions Manual

Glossary

accuracy
degree of conformity of a measure to a standard or a true value.
agitator
mechanical apparatus for mixing or aerating. A device for creating turbulence.
algorithm
a prescribed set of well-defined rules or processes for the solution of a problem in a finite
number of steps.
ambient temperature
the temperature of the surrounding air that comes in contact with the enclosure of the
device.
antenna
an aerial which sends out and receives a signal in a specific direction. There are four basic
types of antenna in radar level measurement, horn, parabolic, rod, and waveguide.
Auto False-Echo Suppression
a technique used to adjust the level of a TVT to avoid the reading of false echoes. (See TVT.)
Auto False-Echo Suppression Distance
defines the endpoint of the TVT distance. (See TVT.) This is used in conjunction with auto
false echo suppression.
beam spreading
the divergence of a beam as it travels through a medium.
beam width
the angle diametrically subtended by the one-half power limits (-3 dB) of the microwave
beam.
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SITRANS LR200 with PROFIBUS PA
Operating Instructions, 07/2021, A5E32337680-AF