ABB TruONE ATS Installation And Operating Instruction page 101

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5.6.6.1 Signallings
The following table illustrates the possi-
ble signals, and their meaning:
LED
Power LED, green
Link LED, green
Activity LED, yellow
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Table 5.23 Indication / Ekip Com EtherNet/IP -module
Link
Activity
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Fig. 5.25 Signals of Ekip Com EtherNet/IP -module
On, with two quick flashes per second
Indication
Off
On fixed Power supply and communication
communication with device absent.
Off Connection error (signal absent).
On, fixed
Off
On, flashing Activity present on the line (in
reception and/or transmission).
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Description
Power supply absent.
with the device present.
Power supply present, and
Correct connection.
No activity on the line.