Equalising currents in unearthed me-
tal pipes
The medium may be earthed.
Make the electrical connection from
flange to flange and to the measuring
unit (Fig. 28, 29).
3.8 Earthing in an area with severe interference
In order to make the most of the
electromagnetic compatibility (EMC) of
the Promag 30, it is advisable to provide
two flange-to-flange links and to
connect them jointly with the transmitter
housing to earth potential.
Example: Promag 30 F
ba008y25
6 mm
2
Cu
Fig. 28
Example: Promag 30 D
ba008y26
6 mm
2
Cu
Fig. 29
ba008y27
6 mm
2
Cu
Fig. 30
3. Mounting and Installation Promag 30
26 Endress+Hauser
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