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Bosch Security Systems | 2003-09 | 9922 141 50502en
Plena Message Manager | Installation and Operating Manual | en | 7
1 About the equipment
Figure 1.1
About the equipment
12
3
12
3
DAC
L
R
High-pass
Low-pass
20kHz
Pilot tone
Generator
Loop-through
Input
Balanced
Unbalanced
Output
Balanced
Unbalanced
Fault Relay
MSG Active Relay
MCU
I/O
Expander
I/O
Expander
Memory
32 Mbit
Pilot tone
Detector
1Hz
8x DIP
Switch
Trigger Inputs
Message
LED's
Trigger
LED's
18V
Stabiliser
F1
230V
115V
F2
Stabiliser
15 Volt
MAINS
Battery 24V
1
2
3
4
5
6
7
8
9
10
11
12
1
2
3
4
5
6
7
8
9
10
11
12
1
2
3
4
5
6
7
8
9
10
11
12
Watchdog
Wave Player
(Flash)
Eeprom
MCU
Watchdog
Eeprom
32 Mbit
(Flash)
Memory
DAC Supervision
Stabiliser
12V
Stabiliser
5V
C
NO
NC
C
NO
NC
Tr. 7
Tr. 8
Tr. 9
Tr. 10
Tr. 11
Tr. 12
Fault
RS232
Program
LED
Program
Monitor
LED
Power
to PC
RS232 to LBB 1925