User guide

Port Assignment, Termination, Cable Length50
Installation
Connecting an IAE socket
Several IAE sockets can be series connected using a bus installa-
tion. For the following example, activate the Telephony: Ports:
S0(#): Line termination option in the Configurator. In the last
IAE socket, 100 ohms terminating resistors between 1a and 1b as
well as between 2a and 2b are required.
Connecting several IAE sockets
Socket with 100 ohm termination impedance
Port S
0
intern
ISDN terminal
1a 1b 2a 2b
2a 2b 1a 1b
cable: max. 500 m
2a 2b 1a 1b
1a 1b 2a 2b 1a 1b 2a 2b
1a 1b 2a 2b
1a 1b 2a 2b
1a 1b 2a 2b 1a 1b 2a 2b
100 ohm termination impedance
in the last socket
cable: max. 130 m