Installation
14
a/b-Audiobox - Operation Guide - V03 10/2020
Requirements
– Power supply for a/b switching modules (e.g. ringer transformer)
– Installation cable (for example, J-Y(St)Y n x 2 x 0.6) with the following fea
-
tures:
• at least four cores
• unscreened, but screened if conditions are unfavourable, for example,
near a strong transmitter or an electrical power line
1.
Connect the a/b input on the a/b-Audiobox to any location on the 2-core ca
-
ble that leads from the a/b-Audiobox to the PBX.
2.
Connect the switching output on the a/b-Audiobox to the device that is to be
switched and the ringer transformer.
Abb. 4: Installation example
Auerswald PBX
ringer transformer
a/b-Audiobox
a/b switching module
a/b switching module
if necessary, additional
resistor (330
�
,
stair light timer
additional device that
is to be switched
power rating min. 1 W)
(power supply)