52
Installation of Optional Modules
The optional module (such as a fieldbus adapter, an I/O extension module and the
pulse encoder interface) is inserted in the optional module slot of the RMIO board in
the RDCU unit and fixed with two
manual for the cable connections.
Cabling of I/O and Fieldbus Modules
Electrical Installation
screws.
Grounding wire of the outer shield
Alternative to a)
As short as possible
1
2
3
4
a)
See the appropriate optional module