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Praesideo 3.5 | Installation and User Instructions | 4 | Amplifiers
PRS-xBxxx
Basic Amplifier
PRS-1B500, PRS-2B250
Basic Amplifier
Audio In
MCI
Audio In
1
+
–
0
MCI
Only
4
5
6
PRS-4B125
Basic Amplifier
7 8
4
5
6
PRS-8B060
Basic Amplifier
7 8
4
5
6
figure 10.2: Front and rear views of the basic amplifier
Bosch Security Systems | 2011-02
1
MCI
2
+
–
–
0
MCI Only
1
1
2
2
3
Class 2 wiring
1
2
Spare In
Lsp Out
Spare In
Lsp Out
+ –
+ –
+ –
+ –
+ –
+ –
A
B
A
B
7 8
13
14
Mains
115/230V
115:
100-120V
50-60Hz
T6.3A H 250V
230:
220-240V
50-60Hz
T6.3A H 250V
Signal Ground
Grounded
Floating
Supervision
Mains
+
Battery
0
On
Battery
48V
+
0
9
10
11
12
13
9
10
11
12
13
9
10
11
12
en | 168
14
14
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