User manual

4 UMSLMODGW-1006
The following table outlines the indicator condition and the corresponding status after the power-on self test
has been completed:
LED Function Condition Indication
Off No power applied to the device.
Power Power
Green Power supply OK
Off No Ethernet link
Link Ethernet link
Green Ethernet link OK
Off The device has an unrecoverable fault; may need replacing.
Flashing green
1 s rate
Device operational but needs commissioning due to configu-
ration missing, incomplete or incorrect.
Green The device is operating in normal condition.
Flashing red
1 s rate
Device operational but has a fault listed which requires ac-
knowledgment.
Status1
Device sta-
tus
Red
The device has an unrecoverable fault; may need replacing.
Flashing sequence and rate of Status2 LED indicates fault
class.
Off No Modbus/TCP connection.
Status2
Communica-
tion status
Green Modbus/TCP connection established.
Table 2.1: LED diagnostic codes