Supply Voltage Status - WAGO -I/O-SYSTEM 750 User's Installation And Configuration

3.2.8.5

Supply voltage status

There are two green LED's in the controller supply section to display the sup-
ply voltage. The left LED (A) indicates the 24 V supply for the controller. The
right hand LED (C) signals the supply to the field side, i.e. the power jumper
contacts.
LED
A
green
OFF
C
green
OFF
Modular I/O System
ETHERNET TCP/IP
Meaning
Operating voltage for the system exists.
No operating voltage for the system.
Operating voltage for the power jumper contacts
exists.
No operating voltage for the the power jumper con-
tacts.
Fieldbus controller 750-842 • 91
LED Display
Trouble shooting
Check the supply voltage (24V and 0V).
Check the supply voltage (24V and 0V).