Operating menu
Levelflex FMP56, FMP57 FOUNDATION Fieldbus
140
Hauser
Signal quality
Navigation
Setup → Signal quality
Description
Displays the signal quality of the evaluated echo.
Additional information
Meaning of the display options
•
Strong
The evaluated echo exceeds the threshold by at least 10 mV.
•
Medium
The evaluated echo exceeds the threshold by at least 5 mV.
•
Weak
The evaluated echo exceeds the threshold by less than 5 mV.
•
No signal
The device does not find a usable echo.
The signal quality indicated in this parameter always refers to the currently evaluated
echo: either the level/interface echo
or the end-of-probe echo. To differentiate between
these two, the quality of the end-of-probe echo is always displayed in brackets.
In case of a lost echo (
Signal quality = No signal
) the device generates the following
error message:
• F941, for
Output echo lost (→ 163) = Alarm
.
• S941, if another option has been selected in
.
Confirm distance
Navigation
Setup → Confirm distance
Description
Specify, whether the measured distance matches the real distance.
Depending on the selection the device automatically sets the range of mapping.
Selection
• Manual map
• Distance ok
• Distance unknown
• Distance too small
• Distance too big
• Tank empty
• Delete map
Factory setting
Distance unknown
4)
Of these two echos the one with the lower quality is indicated.
*
Visibility depends on order options or device settings
