Auto False Echo Suppression; Requesting An Echo Profile - Siemens Sitrans LR250 Operating Instructions Manual

1.6. Low Calibration Point
Distance from Sensor Reference to Low Calibration Point: usually process empty
level. (See
(1.5.)
Values
1.7. High Calibration Point
Distance from Sensor Reference to High Calibration Point: usually process full level.
(See Operating Mode for an illustration.)
(1.5.)
Values
1.8. Apply? (Apply changes)
In order to save the Quick Start settings it is necessary to select Yes to apply
changes.
Options
Press Mode
operate.

Auto False Echo Suppression

If you have a vessel with known obstructions, we recommend using Auto False Echo
Suppression to prevent false echo detection. See
This feature can also be used if SITRANS LR250 displays a false high level, or the reading
is fluctuating between the correct level and a false high level.

Requesting an Echo Profile

• In PROGRAM mode, navigate to: Level
Meter >
(3.) Diagnostics
Profile
• Press RIGHT arrow
• UP/DOWN arrows are dedicated to scrolling
through the icons.
• The selected icon is highlighted.
• Press UP arrow to select Measure and
RIGHT arrow
• Press DOWN arrow
press RIGHT arrow
previous menu.
7ML19985JF04 SITRANS LR250 (PROFIBUS PA) – OPERATING INSTRUCTIONS
Operating Mode for an illustration.)
Range: 0.00 to 20.00 m
Range: 0.00 to 20.00 m
YES, NO, DONE (Display shows DONE when Quick Start is successfully com-
pleted.)
to return to Measurement mode. SITRANS LR250 is now ready to
>
(3.1.) Echo
to request a profile.
to update the profile.
to select Exit then
to return to the
(2.5.10.) TVT setup
confidence
algorithm: tF
echo
TVT
exit icon
selected /
highlighted
for instructions.
distance
measure
exit
exit icon
deselected
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