Device Supply; Fieldbus Connection - WAGO I/O System 750 Series Manual

3.1.2.2 Device Supply

The supply is made via terminal blocks with CAGE CLAMP® connection.
The device supply is intended for the system unit.
Fig. 3-2: Device supply
The integrated internal system supply module generates the necessary voltage
to supply the electronics of the coupler and the connected I/O modules.
The fieldbus interface is supplied by the fieldbus.

3.1.2.3 Fieldbus Connection

For the field bus connection, the DeviceNet interface is equipped with a 5 pole
header, its counter-piece being a plug connector (Open Style Connector).
The scope of delivery includes the plug connector 231-305/010-000/050-000
from the WAGO MULTI CONNECTION SYSTEM. The connector has gold
plated contacts and has the signal designations printed at its clamping units.
The table below shows the connection diagram, the colors resulting in accor-
dance with the DeviceNet specification and are identical to the conductor col-
ors of the DeviceNet cables.
Fieldbus
connection
Series 231
(MCS)
Fig. 3-3: Fieldbus connection, MCS
WAGO-I/O-SYSTEM 750
DeviceNet
24 V 0 V
1 2 3 4
750-346
Pin
5
V+
4
CAN_High
drain
3
CAN_Low
V-
2
1
Fieldbus Coupler 750-346
1 / 2
24 V
10 nF
3 / 4
0 V
10 nF
Signal Code
V+ red
CAN_H white
Shield
CAN_L blue
V- black
Fieldbus Coupler
I/O Modules
24 V
Electronic
5 V
24 V
Fieldbus
Interface
5 V
1) 1M
2) 10nF/500V
g034631e
Description
11 ... 25 V
CAN Signal
High
Shield connection
CAN Signal
Low
0 V
g012500e
• 45
1) 2)