Festo Контроллеры двигателя SFC-LAC - Manual (Page 71)

3. Installation
3−17
Festo GDCP−SFC−LACI−DN−EN en 0812NH
Note
The screen connection at pin 5 of the field bus interface is
capacitively connected internally to the housing.
This prevents equalising currents from flowing via the
screening of the field bus cable (see Fig. 3/4).
1
Capacitive
connection
2
Housing
5 1
9 6
1
2
Fig. 3/4: Screen connection inside the SFC−LACI