Electronic level sensor
LW2720
39
10.1.7 Measured value correct at 0% (4 mA) but incorrect at 100% (20 mA)
A
B
C
D
A:
level
B:
time
C:
actual level
D:
measured level
Possible cause:
•
Analogue end point (parameter [AEP2]) is not set correctly.
Recommended actions:
•
Correct parameter [AEP2].
10.1.8 Incorrect measured value when level is above 50%
A
B
C
D
A:
level
B:
time
C:
actual level
D:
measured level
Possible cause:
•
Strong multiple reflections are interpreted as the level.
Recommended actions:
•
Move the device to another position.
10.1.9 Measured value drops to zero close to tank bottom
Measured value drops to zero level in the tank bottom region:
GB
