Emerson P/N MMI-20019808 Manuel D’Utilisation
Troubleshooting
User Manual
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51
5
Troubleshooting
5.1
LED indicators
LED Number/Name
Status
Meaning
Et
he
rNe
t
1
Module
Status
Status
Off
No power applied to the module.
Solid green
The module is operating correctly.
Flashing green
Standby; the module has not been initialized.
Flashing red
Minor fault. The module may or may not be able to recover.
Solid red
Major fault. No recovery is possible. The module must be retuned to
Micro Motion for repair. See the manual for the return policy.
Micro Motion for repair. See the manual for the return policy.
Flashing green/red
Self-test.
2
Network
Status
Status
Off
The module has not power or no IP address has been assigned.
Solid green
The module has at least one established EtherNet/IP connection.
Flashing green
There are no EtherNet/IP connections established to the module.
Flashing red
One or more of the connections to this module has timed out.
Solid red
The module has detected that its IP address is already in use.
Flashing green/red
Self-test.
N/A
3
Link
Off
The module does not sense a link.
Green
The module is connected to an Ethernet network.
N/A
4
Activity
Flashing green
Packet is received or transmitted.
Mo
dbus Seria
l
5
Subnet
Status
Status
Off
Power off.
Flashing green
Running correctly, but one or more transaction errors has occurred.
Green
Running.
Red
Transaction error/timeout or network stopped. Check the Modbus serial
network wiring and configuration, especially the baud.
network wiring and configuration, especially the baud.
Flashing red
Missed transactions.
6
Device
Status
Status
Off
Power off.
Flashing red/green
Configuration missing or invalid.
Red
Contact Micro Motion customer service.
Flashing red
Contact Micro Motion customer service.
Green
Initializing.
Flashing green
Configuration OK.