Siemens SITRANS F M MAG 1100 Operating Instructions Manual page 32

Installing/Mounting
4.8 Potential equalization
● Isolate the sensor from cathodic protected pipes using insulated bolts.
● Use bypass cable between the mating flanges.
Note
Remote mounted sensor versions
If the above is not acceptable, remote mounted sensors can alternatively be connected as
follows:
● Connect coil current cable shield at sensor end via a 1.5 µF condensator
● Make sure that electrode cable shield is not connected at both ends
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SITRANS F M MAG 1100 sensor
Operating Instructions, 01/2018, A5E03433301-AC