Siemens SITRANS LR250 Operating Instructions Manual page 88

Remote operation
7.1 Operating via SIMATIC PDM
View saved echo profiles
To view a saved profile, click on the tab View Saved Echo Profiles.
Echo profile data logging
You can store up to 60 profiles at a selected interval (maximum 60 minutes). Inside Echo Profile
Utilities, in the Echo Profile Time Based Storage window:
● Enter the desired interval between stored profiles.
● Enter the maximum number of profiles to be stored (maximum 60).
● Click on Start. A message appears warning of the time delay and warning that all previous
saved profiles will be overwritten. Click on OK to proceed. The new profiles will be saved with
their date and time.
● Click on the tab View Saved Echo Profiles to view the stored profiles.
TVT Shaper
Note
Double click on each axis to see the X scale and data scale values. Right-click or Left-click
on the axis and drag to reposition the scale.
This feature allows you to manually adjust the TVT to avoid false echoes caused by
obstructions. For an explanation see Auto False Echo Suppression (Page 236).
Open the menu Device – Echo Profile Utilities and click the tab TVT Shaper.
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SITRANS LR250 (PROFIBUS PA)
Operating Instructions, 08/2014, A5E32221386-AC