Connection
5.4 Connecting CM to functional ground
SIMATIC RF185C, RF186C, RF188C, RF186CI, RF188CI
38 Operating Instructions, 04/2020, C79000-G8976-C512-03
5.4.2 Mounting the CM on a non-conductive base
Requirement
Non-conductive base for mounting the module.
Required tools
You need the following tools to connect to the functional ground:
● Screwdriver
● Stripping tool
● Crimp tool
Accessories required
To connect to functional ground with a non-conductive mounting base, you can need the
following accessories:
● Fastening screw (M4) and washer
● Cable lug suitable for M4 screws
● Ground conductor cable (copper braid) with a minimum cross-section of 4 mm
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