Technical data

40 • Fieldbus coupler/controller
Fieldbus coupler 750-310
WAGO-I/O-SYSTEM 750
CC-Link
3.1.2.3 Fieldbus Connection
For the field bus connection, the CC-Link interface is equipped with a 9 pole
female Sub-D connector.
Fig. 3-3: Fieldbus connection g013900x
The following table shows the connection diagram in accordance with the CC-
Link specification.
Connector Signal Connector Signal
Pin 1 not used Pin 6 not used
Pin 2 not used Pin 7 not used
Pin 3 DA Pin 8 DB
Pin 4 DG Pin 9 not used
Pin 5 not used Housing SLD
The connection point is lowered in such a way that after a connector is in-
serted, installation in an 80 mm high switchbox is possible.
The electrical isolation between the fieldbus system and the electronics is
made via the DC/DC converter and the optocoupler in the fieldbus.