Auerswald COMpact 3000 analog Installation, Operation And Configuration Instructions page 59

Installing and Switching on the PBX
ISDN End Devices
Available Bus Variants for the Installation of an Internal S
The figure below shows the setup of a short passive bus in one direction in a diagram.
Short Passive Bus in Two Directions
This bus variant is suited as an alternative to the short passive bus in one direction if the PBX
is located in the center of the cables to be installed. The terminators at the internal S
to be switched off. See the following figure.
The figure below shows the setup of a short passive bus in two directions in a
diagram.
Extended Passive Bus
The extended passive bus with up to 4 wall sockets at the end is suited for the connection of
several end devices at large distances. Cable lengths of up to 500 m are supported. For this
bus variant, the wall sockets are connected on the last 35 m. The first 465 m remain free. The
terminators at the internal S
COMpact 3000 analog/ISDN/VoIP - Firmware Version 4.0 - Version of the Manual 03 02/11
Bus
0
port have to be switched on. See the following figure.
0
port have
0
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