Communication – Lenze 8400 protec Manual User Manual

Page 99

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Electrical installation − HighLine/StateLine version

Communication

6

l

99

EDS84DPS424 EN 5.0

6.7

Communication

Carry out the installation in accordance with the mounting directives of the fieldbus
systems in order to prevent a faulty communication. Please observe the notes on the
additional equipotential bonding.

(

Stop!

High compensation currents
High compensation currents can flow via the shield of the fieldbus cable.
Possible consequences:
Damage to material assets or failures
Protective measures:
Prevent compensation currents via the shield of the fieldbus cable as follows:

ƒ

Connect all fieldbus nodes with a 16 mm

2

cable via the earthing studs.

ƒ

Lay this cable in parallel to the bus cable.

ƒ

Ensure a highly conductive connection of all earthing studs with a copper
braid cable to the mounting surface.

E84DWX0003

+

Earthing for compliance with EMC conditions, prevents compensation currents via the
shield of the fieldbus cable

0

16 mm

2

equalizing conductor with ring cable lug M6

The communication cables of the available fieldbus systems can be installed using
different plug versions. The type code provides information on the design of one device.

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