User manual

4-3
Distributed I/O System DP/ASi Link
EWA 4NEB 710 6055-02b
4.2 Electrical Wiring of DP/ASi Link
You can wire the 24 V supply to the DP/ASi link either as a grounded or an
ungrounded installation, depending on the requirements of your system
installation.
The DP/ASi link exhibits the following characteristics:
 PROFIBUS-DP and the ASi cable are floating with reference to the 24 V
supply of the DP/ASi link
 PROFIBUS-DP and the ASi cable are optically isolated with reference to
the 24 V supply and to each other
 PROFIBUS-DP and the ASi cable are optically isolated from the
DP/ASi link
In Section You Will Find on Page
4.2.1 Grounded Installation 4-4
4.2.2 Ungrounded Installation 4-6
4.2.3 Connecting the DP/ASi Link to ASi and PROFIBUS-DP 4-8
Introduction
Characteristics
In this section
Installing and Wiring the DP/ASi Link