Bosch DCN Next Generation Installation And User Instructions Manual page 138

DCN NG | Installation and User Instructions | Section 5 | System Installation
26.8.4 Example
LBB 4114/00
Trunk Splitter
LBB 4114/00
Trunk Splitter
LBB 4114/00
Trunk Splitter
LBB 4124/xx
Channel Selector
figure 26.4: Example DCN
Bosch Security Systems | 2004-03 | 9922 141 70521en
100 m (328 ft)
Regenerative
tap-offs
100 m (328 ft)
Regenerative
tap-offs
240 m (787 ft)
Max. P = 19 W at
240 m (787 ft) acc.
to the graph.
The first two trunk
splitters use 2.6W,
therefore the power
left at this point
is 13.8 W.
LBB 4114/00
Trunk Splitter
250 m (820 ft) (max)
5 x 2 = 10 m
(32.8 ft)
LBB 4100/00(D)
Central Control Unit
RS 232 Port 1
Audio In 1 Audio Out 1
RS 232 Port 2
Network Trunk
1 2 1 2
Fault
NC C C NO
48V 48V
LBB 4106/00(D)
Extension Power Supply
Trunk Tap-off
In Out Out Out
Trunk outlet
LBB 4114/00
Trunk Splitter
Regenerative
tap-offs
LBB 4114/00
Trunk Splitter
LBB 4114/00
Trunk Splitter
LBB 4124/xx
Channel Selector
Mains
Audio In 2 Audio Out 2
230
115: 100-120V 50-60Hz T2.5A 250V
230: 220-240V 50-60Hz T2A H 250V
2 m (6.5 ft)
100 m (328 ft)
100 m (328 ft)
Regenerative
tap-offs
240 m (787 ft)
Max. P = 25 W at
240 m (787 ft) acc.
to the graph.
The first trunk splitters
use 2.6 W, therefore
the power left at
this point is 22.4 W.
LBB 4114/00
Trunk Splitter
250 m (820 ft) (max)
LBB 4120/00
Interpreter Desk
5 x 2 = 10 m
(32.8 ft)
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