Fieldbus Status - WAGO 750 Series Manual

3.1.9.1 Fieldbus status

The health of the ETHERNET Fieldbus is signalled through the top LED
group ('LINK', 'MS', 'NS' and 'TxD/RxD'). The two-colored LEDs 'MS'
(module status) and 'NS' (network status) are solely used by the Ethernet/IP
protocol. These two LEDs conform to the Ethernet/IP specifications.
LED
LINK
green
OFF
MS
red / green
flashing
red
green
flashing
green
OFF
NS
red / green
flashing
red
red flashing
green
flashing
green
OFF
TxD/RxD
green
OFF
WAGO-I/O-SYSTEM 750
ETHERNET TCP/IP
Meaning
Link to a physical network exists
No link to a physical network
Self test
The system indicates a not remediable error
The system is not yet configures
Normal operation
No system supply voltage
Self test
The system indicates a double IP-address in the
network
At least one connection (MODBUS/TCP or
Ethernet/IP) announced a Timeout, where the
CONTROLLER functions as target.
No connection (MODBUS/TCP or Ethernet/IP).
At least one connection (MODBUS/TCP or
Ethernet/IP) is developed (also connection to
the Message rout applies)
No IP address is assigned to the system.
Data exchange via ETHERNET taking place
No data exchange via ETHERNET
Fieldbus Controller 750-841
LED Display
Trouble shooting
Check the fieldbus connection.
Restart the fieldbus coupler by turning the power
supply off and on again. If the error still exists,
please contact the I/O Support.
Check the supply voltage (24V and 0V)
Use an IP address that is not used yet.
Restart the fieldbus coupler by turning the power
supply off and on again and develop a new
connection.
Assign to the system an IP address by BootP,
DHCP or the Ethernet Settings tool.
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