Fluctuating Process Values - Siemens SITRANS F M MAG 5100 W 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 to the fluctuating process values:
● Deposits on electrodes
● Defect electrode cable
● Incorrect cable connection
SITRANS F M MAG 5100 W
Operating Instructions, 11/2010, A5E03063678-02
– Clean the electrodes.
– Replace the cable
– Connect the electrode cable (82, 83, 0 and shield) according to the instructions in
chapter Connecting (Page 23)
NOTICE
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
35