52
EN
9.1 Logging on DuoFern Devices
Observe the red LED
The red LED flashes quickly if the log-on was unsuccessful. For
example, if...
◆
the maximum number of 16 DuoFern devices is reached.
◆
an unsuitable device is logged on.
i
1.
Switch the desired DuoFern device to the registering mode
(please refer to the relevant instruction manual).
2.
1 sec. Activate the registering mode on the
DuoFern Wall Controller.
Simultaneously press and hold buttons
TL
+
T1
for 1 second.
The green LED flashes.
120 sec.
The registering mode remains active for
approx. 120 seconds.
3.
If you have logged on successfully, the green LED
lights up for approx. 2 seconds.
4.
Log on the next DuoFern device.
