Display Elements - ABB i-bus KNX Product Manual

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ABB i-bus KNX
Device Technology
2.5.1

Display elements

Indicator LEDs are located on the front of the device.
All LEDs Output X indicate the actual state. In KNX operation the LED
The response of the display elements is described in the following table:
LED
Output
A...X
Fault
14 2CDC 508 101 D0201 | VAA/S x.230.2.1
Function/operation
On: Manual operation
Flashing: Switchover process
Off: KNX operation
On: Output active, control value > 0, normal operation
Flashes slowly (1 Hz): Safety function (blocking or forced operation) active
Flashes quickly (5 Hz):Output blocked (short-circuit or overload on the output group)
Off: Output inactive
Every three outputs form an output group. Each output group features an LED fault.
On: Overload of at least one output of an output group
Slow flash (1 Hz): Short-circuit testing of the output group
Fast flash (5 Hz): At least one output of an output group is blocked
Off: Normal operation, no fault
is off.