5. If required, connect 12-15 V= (potential-free;
only use Behnke plug-in power supply
20-9585). Required for lighting, not required
for telephone operation including all
functions. Note: The concurrent operation of
multiple devices using one power supply unit
is not permitted.
6. Connect the telephone line to: a / b line
of the analogue extension of a telephone
system, or other a / b ports. Note: The devices
must not be operated in parallel via an a/b
line.
Please put unused cables into the module hous-
ing with the open end (connector) facing down.
Doing so will prevent moisture from entering
into the connector. Now put the electronics box
on top of the module housing.
www.behnke-online.com
Anleitung Türstationen a / b Serie 20 / 40 / 50
to the potential-free
12-15V= voltage,
Behnke power supply unit
20-9585
to the analogue
extension of the telephone
system, to the a/b port
Distance between screw
terminals and cable ties
(included in the box) is
5mm max.
Distance 5mm max.
Note: When connecting the telephone
line or additional power supply, note
the position of the two cable ties
(included in the box)
GB
Mounting
29