28 Installation Instructions ACC 50
10.
Initial commissioning
After applying the operating voltage, the yellow LED lights up permanently.
Hold the RESET card in the field.
The red and yellow LEDs light up simultaneously for approx. 10 seconds. All system memories are
cleared. The yellow LED then flashes every 2 seconds - the device is ready to operate.
LED
yellow
yellow
yellow
red
green
Flashes every 2
seconds
Flashes quickly
Lights up for several
seconds
Lights up for approx. 2 sec.
LED Function
Meaning
Device is in normal
operation
Permanently lit up
ID card is not authorized
Release relay is energized
Device is ready for creating the
programming card set
or
memory must still be cleared
with the RESET card
(initial commissioning)
Device is in programming or
clear mode, triggered by the
PROGRAM or CLEAR card
11. Operating displays