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A-36 – Siemens Automation System S7-400 User Manual

Page 204

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Assembling and Installing Systems

A-36

Automation System S7-400 Hardware and Installation

A5E00850741-01

Figure A-11 shows a schematic view of the shielding and grounding for your
monitor and S7-400.

CR

CP

Shielding

busbar

Outer shield

connected

to ground

clamp

Monitor with

isolated

electronic

ground and

chassis

ground

Figure A-11 Shielding and Grounding with a Great Distance between Monitor and Programmable

Controller