ABB FBVi-2U4-4T - FBVi Operation; Physical Layout

FBVi-2U4-4T | FBVi Operation
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50
MAN0148 rev 5
6 FBVi Operation
PHYSICAL LAYOUT
Description
Indicator LEDs
Off
On
Slow Blink
Fast blink
Red LED
(Power)
Power is off
Power is on
___
Unit Rebooting
___
Green LED
(Status)
Unit is not
running
Strategy Loaded
but no network
connectivity
Strategy Loaded and
device communicating
on network
No Strategy
loaded
Note: During typical operation,
the Red LED should be on,
the Green LED should be
blinking.
Bidirectional Airflow Sensor
External connection at bottom of housing