Application Planning; Installation Guidelines - Siemens Simatic Operating Instructions Manual

Application planning

5.1

Installation guidelines

General installation guidelines
The following guidelines must be observed when installing and connecting the
PN/CAN LINK:
● Make sure that you observe all applicable and binding standards when connecting the
PN/CAN LINK. Adhere to the relevant national and regional regulations when installing
and operating the device. Check with the local authorities regarding the standards and
rules to be followed in your particular case.
● Ensure a zero-voltage state during assembly and connection work.
● Adhere to the installation and wiring guidelines of your automation system and the
CAN system.
Guidelines for installation of PN/CAN LINK devices
● The PN/CAN LINK is classified as open equipment based on standards for electrical
devices.
● You must install the PN/CAN LINK in an enclosure, control cabinet or in a control center.
● Only authorized personnel must have access to the enclosure, control cabinet or control
center.
● Installation and operation of the PN/CAN LINK is only permitted in a dry environment.
● Only one connection to SELV circuits is permitted. Only these offer protection from
electric shock in a dry environment.
● The installation must offer the required mechanical protection and environmental
protection for open equipment in your specific location category according to the
applicable electrical regulations and building code.
● Proper grounding and wiring of the PN/CAN LINK is important for optimal operation and
for sufficient immunity of your system and your application.
SIMATIC PN/CAN LINK
Operating Instructions, 03/2018, A5E39895388-AB
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