Application Errors - Endress+Hauser Fieldbus Levelflex M FMP43 Operating Instructions Manual

Troubleshooting
Error Output
A warning or alarm Depending on the configuration
has occurred.
Measured value
(00) is incorrect
No change of
measured value on
filling/emptying
E 641 (loss of If the device is configured to HOLD in the event
echo) after of echo loss the output is set to any value/
switching on the current.
power supply
84
9.3

Application errors

100%
F m/ft
expected
actual
E m/ft
0%
L00-FMP4xxxx-19-00-00-en-019
100%
actual
expected
0%
L00-FMR2xxxx-19-00-00-en-014
Levelflex M FMP43 with FOUNDATION Fieldbus
Possible cause
See table of
error messages
(→ ä 82)
Measured distance
(008) OK?
t →
↓
no
An interference echo
may have been
evaluated.
Interference echo from
tank internals, nozzle
or buildup on the
probe
t →
Noise level during the
initialization phase too
high.
Remedy
1. See table of error messages
(→ ä 82)
→
yes 1. Check empty calibr. (005) and
full calibr. (006)
2. Check linearization:
→
Level/ullage (040)
→
Max. scale (046)
→
Diameter vessel (047)
→
Check table
→
yes 1. Carry out tank mapping
→
Basic setup
1. Carry out tank mapping
→
Basic setup
2. If necessary, clean probe
3. If necessary, select better
mounting position
Repeat empty calibr. (005) once
more.
Caution!
Before confirmation change with
S
or to the edit mode.
Endress+Hauser
O