Endress+Hauser Profi Bus Levelflex M FMP40 - Page 79

Levelflex M 15 Trouble-shooting
Endress+Hauser 79
Device displays a
level when the
tank is empty.
L00-FMP4xxxx-19-00-00-en-020
Incorrect probe length 1. Carry out automatic probe length
detection when the tank is
empty.
2. Carry out mapping over entire
probe when the tank is empty
(probe free!).
Measured value
incorrect (slope
error in the entire
measuring range)
L00-FMP4xxxx-19-00-00-en-021
Tank properties
incorrect.
LN < 4 m and "Aluminum tank" tank
properties selected
→
Calibration not possible.
→
Selection
→
Select standard
→
Thresholds too high
Medium properties
incorrect.
Select lower medium properties.
20 mA/100%
4 mA/0% t →
actual
expected
20 mA/100%
4 mA/0% t →
2.) actual
1.) actual
expected