Siemens SITRANS L Operating Instructions Manual page 108

Parameter assignment
7.3 Setup (2.)
Before Auto False Echo Suppression
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1. Determine Auto False Echo Suppression Range. Measure the actual distance from the sensor
reference point to the material surface using a rope or tape measure.
2. Subtract 0.5 m (20") from this distance, and use the resulting value.
After Auto False Echo Suppression
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108
TVT Hover Level
Default TVT
False echo
Material level
Echo marker
Learned TVT
Default TVT
Material level
Echo marker
Auto False Echo Suppression Range
False echo
SITRANS LR200 with PROFIBUS PA
Operating Instructions, 07/2021, A5E32337680-AF