Endress+Hauser Micropilot FMR56 - Page 131

Micropilot FMR56, FMR57 FOUNDATION Fieldbus Operating menu
Endress+Hauser 131
Signal quality
Navigation  Setup → Signal quality
Description Displays the signal quality of the level echo.
Additional information Meaning of the display options
• Strong
The evaluated echo exceeds the threshold by at least 10 dB.
• Medium
The evaluated echo exceeds the threshold by at least 5 dB.
• Weak
The evaluated echo exceeds the threshold by less than 5 dB.
• 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 echo or the tank bottome echo. To differentiate between these two,
the quality of the tank bottom echo 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 (→  153) = Alarm.
• S941, if another option has been selected in Output echo lost (→  153).
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
• Factory map
Factory setting Distance unknown
Additional information Meaning of the options
• Manual map
To be selected if the range of mapping is to be defined manually in the Mapping end
point parameter (→  132). In this case it is not necessary to confirm the distance.
• Distance ok
To be selected if the measured distance matches the actual distance. The device
performs a mapping.
• Distance unknown
To be selected if the actual distance is unknown. A mapping can not be performed in this
case.
* Visibility depends on order options or device settings