Shielding And Grounding; Potential Equalisation - Siemens ARDOCELL PA 4 Series Operating Manual

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15 Shielding and Grounding

15.1

Potential equalisation

Caution:
All applicable laws and codes must be complied with at all
times.
The pyrometer housing is connected to the shielding via the cable
connector! Differences in ground potentials might cause an equalis-
ing current to flow between devices through a cable shielded at
both ends.
Pyrometer PA
In this case, be sure to install an additional potential equalisation
line
Shielded cable
Low resistance connection
58
Operating manual PA
Shield clamp