Siemens Simatic Operating Instructions Manual page 68

Connecting
7.1 Safety instructions and guidelines
Wiring guidelines
When wiring the PN/CAN LINK, observe the wiring guidelines of your automation system
(e.g. SIMATIC S7-1200, SIMATIC S7-1500, SIMATIC ET 200SP).
Also observe the installation instructions and configuration guidelines for routing of the
PROFINET cables.
Cable routing and grounding
Note
Electromagnetic interference
Make sure that sufficient potential equalization is implemented in all plants or systems in
which the PN/CAN LINK is installed. E.g. by means of a low-impedance connection to a
ground potential.
Note
Strain relief
Ensure that all cables and leads that protrude externally are equipped with adequate strain
relief.
Other requirements
NOTICE
Damaged cables
• The cables must be suitably dimensioned to ensure that they cannot be damaged. Make
• Observe the bending radii.
For system for UL approval:
The cables must be specified for an ambient temperature of at least +75 °C.
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sure that the cables are suitable for the individual application.
CAUTION
SIMATIC PN/CAN LINK
Operating Instructions, 03/2018, A5E39895388-AB