PROFINET Installation Guideline for Cabling and Assembly
PROFINET Installation Guideline for Cabling and Assembly
PROFINET Installation Guideline for Cabling and Assembly
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• Interconnect all shields <strong>and</strong> ground<br />
connectors (if any). As the name<br />
suggests, equipotential bonding<br />
ensures that the potential is equal<br />
in all plant parts. This avoids<br />
equipotential bonding currents<br />
across<br />
shields.<br />
the <strong>PROFINET</strong> cable<br />
• Connect the mounting area (<strong>for</strong><br />
example top-hat rails) with the<br />
equipotential bonding conductor.<br />
• Connect the plant equipotential<br />
bonding system with the building's<br />
equipotential bonding system as<br />
many times as possible.<br />
• If components are coated, remove<br />
the coating from the contact areas<br />
be<strong>for</strong>e establishing the connection.<br />
<strong>PROFINET</strong> cable assembly work<br />
• After installation, any exposed contact areas shall be protected against<br />
corrosion, <strong>for</strong> example by applying a zinc-based, paint or varnish coating.<br />
76/99<br />
© Copyright by PNO 2009 – all rights reserved<br />
<strong>PROFINET</strong><br />
Plant<br />
Equipotential bonding<br />
Functional ground<br />
Plant<br />
Building’s equip. bond.
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