Siemens Sitrans LR250 Instruction Manual page 47

Manual TVT Shaper
Double click on each axis and record the Xscale and Data Scale values, so that
Note:
you can restore the default view by resetting to these values.
This feature allows you to manually adjust the TVT curve to avoid false echoes caused by
obstructions. (For an explanation see
Open the menu Device – TVT Shaper
• Press Measure to refresh the echo profile and load the current TVT curve from the
device.
• Change the position of the cursor on the TVT curve using the Point+ and Point–
buttons: raise and lower the curve using Offset+ and Offset–.
• Alternatively, enter values for Point and Offset directly into the dialog boxes.
• Press Transfer to Device.
Page 50 SITRANS LR250 (HART) – INSTRUCTION MANUAL
Auto False Echo Suppression
TVT curve
echo profile
cursor
on page 105.)
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