Connectible Devices
The OpenCom 100 ports offer a large
number of possibilities for connect-
ing devices.
Example of port assignment of the OpenCom 110 with terminals
Internal/External
S
Ports
0
The S
ports
0
S
2 and S
0
S
3 and S
0
S
1 to S
0
can be connected either externally
(i.e. to ISDN network terminators) or
20
Connectible Devices
Hub
LAN
Sensor
S
1 ext
S
2 ext
S
3 ext S
0
0
0
R
R
R
NTBA
NTBA
NTBA
3 (OpenCom 105)
0
4 (OpenCom 110)
0
6 (OpenCom 120)
0
One of the many possible configu-
rations is shown in the following
figure:
4 ext
0
COM
R
R
S
5 int
NTBA
0
internally. Simultaneous use of both
is not possible.
Besides the S
ternal ports, the OpenCom 110 has a
further port available, the S
can only be used internally.
Up to eight devices (ISDN tele-
phones, ISDN faxes, ISDN base sta-
tions, ISDN cordless telephones,
ISDN adapters for the PC) per bus
can be connected by means of twin-
pair cables to the internal buses. The
Intercom/Relay
Intercom/Door opener
E
Actor
U
U
U
U
pn
pn
pn
pn
1 + 2
1/2
3/4
5/6
7/8
3 internal and S
0
Installation
a/b
a/b
1/2
3/4
4 in-
0
5, which
0
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