Siemens Sitrans LR200 Instruction Manual page 97

2.8.5.2.
Specifies the number of consecutive echoes that must appear above the
echo currently selected, before the measurement is accepted as valid.
Values
2.8.5.3.
Specifies the number of consecutive echoes that must appear below the
echo currently selected, before the measurement is accepted as valid.
Values
2.8.6. Echo Quality
2.8.6.1.
Indicates echo reliability: higher values represent better echo quality. The
display shows the echo confidence of the last measurement. Echo
Threshold (2.8.4.3.) defines the minimum criterion for echo confidence.
Values (view only)
Related Parameters
Open the menu View – Echo Profile.
2.8.6.2.
Displays the absolute strength (in dB above 1 μV rms) of the echo selected
as the measurement echo.
Values (view only)
Open the menu View – Echo Profile.
2.8.6.3.
Displays the average ambient noise (in dB above 1 μV rms) of a noise
profile. Noise level is a combination of transient noise and receiving
circuitry. After a measurement, the values from the previous noise shot will
be displayed.
7ML19985JP02 SITRANS LR200 (HART) – INSTRUCTION MANUAL
Sampling Up
Range: 1 to 50
Default: 5
Sampling Down
Range: 1 to 50
Default: 2
Confidence
0 to 99
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Echo Threshold (2.8.4.3.)
Echo Strength
–20 to 99
Noise Average
Shot not used
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