
Fieldbus ECO-Coupler 750-343 • 43
Hardware
WAGO-I/O-SYSTEM 750
PROFIBUS
3.1.2.2 Device Supply
The supply is made via terminal bocks with CAGE CLAMP® connection. The
device supply is intended both for the system and the field units.
Fig. 3-2: Device supply g034301e
The integrated internal system supply module generates the necessary voltage
to supply the electronics and the connected I/O modules.
The fieldbus interface is supplied with electrically isolated voltage from the
internal system supply module.
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