Bosch Plena - Page 42

Bosch Security Systems | 2006-06 | 9922 141 10377 en
Plena Voice Alarm System | Installation and User Instructions | Equipment en | 42
5.4.4 Interconnection
5.4.5 Loudspeaker outputs
5.4.6 Overrides
5.4.7 Trigger outputs
5.4.8 Trigger inputs/24 V DC out
5.4.9 Mic/line input with VOX
functionality
5.4.10 BGM
5.4.11 Line out
5.4.12 External power amplifier
Call Station (LBB1956/00):
RJ45 sockets, CAN bus
max. 8 call stations
Voice Alarm Router (LBB1992/00):
RJ45 socket, CAN bus
max. 9 routers
Remote controls (LBB1995, LBB1996, LBB1997):
RJ45 socket, CAN bus
max. 2 remote controls
PC:
USB 2.0 (USB 1.1 compatible)
External power amplifier
3-pin XLR and screw terminals, max. 5 A
max. rated output 1000 W
Type:
Screw terminals
Number of zones:
6
Number of loudspeaker lines:
12 (2 per zone)
Signal-to-noise ratio (flat at max. volume):
> 85 dB
Line voltage:
100 V
Type:
3-wire or 4-wire on screw terminals
Voltage:
24 V(DC) for 4-wire, if selected
Current:
total 0.8 A
Type:
Screw terminals
Voltage:
Floating, max. 250 V
Current:
max. 0.5 A
Trigger voltage:
< 24 V
Type:
Momentary or latching
Normally opened (default) or normally closed
Emergency input supervision:
10 kΩ + 10 kΩ series and parallel resistors
24 V DC out:
24 V(DC), max. 0.8 A
VOX switch:
Normally opened
Type:
3-pin XLR, 6.3 mm jack socket, balanced
Sensitivity:
1 mV +1/-3 dB (mic), 1 V +1/-3 dB (line)
Impedance:
> 10 kΩ
VOX threshold:
500 µV (mic), 500 mV (line)
Type:
Cinch, stereo converted to mono
Nominal input level:
500 mV
Type:
3-pin XLR, 6.3 mm jack socket, balanced
Nominal output level:
1V
Maximum output level:
1V
Type:
3-pin XLR and screw terminals
Controller output/Amplifier input:
1V
Controller input/Amplifier output:
100 V