User's Manual

7ML19985LY01 SITRANS LR560 (FF) – INSTRUCTION MANUAL Page 99
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Parameters
2.4.6.4. Echo Lock Window
A “distance window” centered on the echo
1)
is used to derive the reading.
When a new measurement is in the window, the window is re-centered
and the reading is calculated.
When the value is 0, the window is automatically calculated after each
measurement.
• For slower Measurement Response values, the window is narrow.
• For faster Measurement Response values, the window becomes
progressively wider.
2.4.7. Echo Quality
2.4.7.1. Confidence
Read only. Indicates echo reliability: higher values represent better echo
quality. The display shows the echo confidence of the last measurement.
Echo Threshold (2.4.5.3.) defines the minimum criterion for echo
confidence.
2.4.7.2. Echo Strength
Displays the absolute strength (in dB above 1 μV rms) of the echo selected
as the measurement echo.
1)
See Echo Lock (2.4.6.1.) on page 118 for more detail.
Values
Range: 0 to 45 m (40 m device)
or 0 to 105 m (100 m device)
Default: 0 m
Note: The Echo Lock window is stored as a standard sample, but
displayed in sensor units. Any value entered for the Echo Lock window
will be rounded to the nearest sample.
Values (view only)
0 to 99
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Related Parameters
Echo Threshold (2.4.5.3.)
Values (view only)
–20 to 99