Introducing the FTB-1v2 and FTB-1v2 Pro
FTB-1v2 and FTB-1v2 Pro 11
LED Indicators Description
(when unit is not
connected to an
external power
source)
Off The battery level is above the
“low-battery threshold”.
Yellow The battery level is low.
Yellow, blinking The unit and its module would be
using more power than what is
available from the batteries. Connect
AC power as soon as possible.
Red, blinking The detected temperature is too high.
This could lead to a thermal shutdown
of the unit if no action is taken to
reduce the temperature.
LED Status Meaning