Fluctuating Process Values - Siemens SITRANS F M MAG 3100 sensor Operating Instructions Manual

7.2

Fluctuating process values

Question
Why do the displayed process values fluctuate when the electrode cable is moved?
Answer
There are several causes of the fluctuating process values:
● Deposits on electrodes
● Defect electrode cable
● Incorrect cable connection
SITRANS F M MAG 3100 sensor
Operating Instructions, 09/2012, A5E03005599-02
– Clean the electrodes.
– Replace the cable
– Connect the electrode cable (82, 83, 0 and shield) according to the instructions in
chapter Connecting (Page 33)
Note
Vibrating environments
It is recommended to use special low noise cables for sensor sizes DN 2 and 3
installed in vibrating environments.
Troubleshooting/FAQs
7.2 Fluctuating process values
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