Siemens Sitrans LR250 Operating Instructions Manual page 85

2.5.9. Echo Quality
2.5.9.1.
Indicates echo reliability: higher values represent better echo quality. The
display shows the echo confidence of the last measurement. Echo
Threshold (2.5.7.3.) defines the minimum criterion for echo confidence.
Values (view only)
Related Parameters
Open the menu Device – Echo Profile Utilities and click on the tab Echo
Profile.
2.5.9.2.
Displays the absolute strength (in dB above 1 μV rms) of the echo selected
as the measurement echo.
Values (view only)
Open the menu Device – Echo Profile Utilities and click on the tab Echo
Profile.
7ML19985JF04 SITRANS LR250 (PROFIBUS PA) – OPERATING INSTRUCTIONS
Confidence
0 to 99
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Echo Threshold (2.5.7.3.)
Echo Strength
–20 to 99
Shot not used
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