Operating And Display Elements - ABB i-bus KNX SU/S 30.640.2 Product Manual

ABB i-bus ® KNX
Product overview
3.5.3

Operating and display elements

Button/LED
Tab. 4: Operating and display elements
12 9AKK107992A4580_EN Rev. A | SU/S 30.640.2
Description
Reset
AC Input
Battery
U KNX
N
I Overload
N
LED indicator
With reset, the overload display and the fault
signal relay are reset, there is no reset of the KNX
bus.
If the fault has not been rectified before pressing
the reset button, the fault is still present, the
potential-free changeover contact and the LED
remain in the fault position.
Off: No mains voltage
On: Mains voltage OK
Off: No battery connected or battery fault
On: Battery OK
Off: Overload/bus line short circuit
On: Bus line OK
Off: Bus line OK
On: Overload/bus line short circuit