External Settings And Connections; Connect The Dc Supply (Battery); Priority Microphone - Bosch LBB 1903/10 Installation And Operating Manual

Plena Mixer Amplifier | Installation and Operating Manual |
4

External settings and connections

4. 1 Connect the DC supply (battery)

-
1 2 V
Figure 4.1
The mixer amplifier has a 24 Vdc input (terminal screw), which you can use to connect a back up power supply, e.g.
batteries. You can earth the unit to increase the electrical stability of the system.
Caution
The connection cable must have an in-line fuse. Use the type of fuse as mentioned in the illustration.

4.2 Priority microphone

Figure 4.2
Bosch Security Systems | 2003-09 | 3922 988 92883en
+
-
D C
1 2 V
D C
Te l/E
m er . L
0
R
0 2
CD
2 Ch im
e Au x
1- -3 Lin e
Ou t 1V
4 .5
M ic/ Lin
e
1
2
3
6.3 mm phono jack
External settings and connections
1 1 5 V
/ 2 3 0
V
Tel/ Em L
er.
0
R
0 2
CD
Chi me
1- -3
W a r n 4 .5
in g
1
T h is
a p p a 2
ra tu s
m u s t
F
LBB1903 (30W); F=F5A
+
LBB1906 (60W); F=F8A
LBB1912 (120W); F=F15A
LBB1914 (120W); F=F15A
Ou t
In
In c
M ic/ Lin
e
11 5V
/2 30
V
4
Wa rn
ing
Th is
ap pa
rat us
mu st
be ea
rth ed
GND
180 5-pole DIN
Ou t
Aux
Line Ou t 1V In
Mic /Lin Inc
e
Mic /Lin
e
115 V/2
30V
3
4
War ning
This
appa
ratus mus t
be earth
ed
GND
180 3-pole XLR
en | 13