LBB1990/00
Bosch LBB 1990/00 Plena Voice Alarm Controller fully supervised main control unit for Voice Alarm applications, Built-in 240 W amplifier. VAS Controller, two BGM source inputs and a mic/line input with configurable priority, Six‑zone outputs, Message manager, 12 business and emergency control inputs.
Is our price higher than expected or showing as zero? Chat with us now for the best price and product availability. Prices if shown are inclusive of applicable taxes. Tax rate may be adjusted as per customer's taxation status. For supply of product only, excluding any cabling and/or installation. Shipping charges can sometimes vary.
VAS Controller
Bosch LBB1990/00 Plena Voice Alarm Controller
Zone Outputs
The powerful 240 W output section has six transformer-isolated 100 V constant-voltage outputs for driving 100V loudspeakers in six separate zones.
Background Music Source
The controller has two BGM source inputs and a mic/ line input with configurable priority, speech filter, phantom power and selectable VOX activation.
Additional Features
Expandable to 120 zones, Up to 8 call stations can be connected, 16 priority levels
Individual BGM control for each zone, Standard and emergency control in and outputs, Additional Plena Amplifiers can be added to provide two-channel operation, Fully complies with IEC60849 and all national equivalents
Built-in Amplifier
Built-in 240 W amplifier provides the power for the emergency call channel & BGM.
Message Manager
Up to 255 messages (.WAV format) can be stored in the internal 16 MB flash ROM, without a need for battery backup.
Performance
Frequency response : 60 Hz to 18 kHz (+1/-3 dB at -10 dB ref. rated output)
Distortion <1% at rated output power, 1 kHz, Bass control, Treble control
Controls and Indicators
LED power meter, 13 system fault LEDs, Two emergency state buttons, 6x EMG zone status LED pairs & Select button, 6x BGM zone select LEDs & select buttons, 6x BGM zone volume control knobs, 3x knobs for BGM volume, treble, and bass levels, All-call button, EMG state button, Alert message button
Technical Specifications
Mains Power Supply |
|
||
Voltage |
230 / 115 VAC, ±15%, 50/60 Hz |
|
|
Current inrush |
8 A |
|
|
Max power consumption |
600 VA |
|
|
Battery Power Supply |
|
||
Voltage |
24 VDC, +15% / -15% |
|
|
Current max |
14 A |
|
|
Performance |
|
||
Output power (rms / maximum) |
240 W / 360 W |
|
|
Power reduction on backup power |
-1 dB |
|
|
Frequency response |
60 Hz to 18 kHz (+1/-3 dB at -10 dB ref. rated output) |
|
|
Distortion |
<1% at rated output power, 1 kHz |
|
|
Bass control |
-8/+8 dB at 100 Hz |
|
|
Treble control |
-8/+8 dB at 10 kHz |
|
|
Mic/line Input |
1 x |
|
|
Connector |
XLR, 6.3 mm jack |
|
|
Sensitivity |
1 mV (mic), 1 V (line) |
|
|
Impedance |
>1 kohm (mic); >5 kohm (line) |
|
|
S/N (flat at max volume) |
>63 dB (mic); >70 dB (line) |
|
|
S/N (flat at min volume/muted) |
>75 dB |
|
|
CMRR |
>40 dB (50 Hz – 20 kHz) |
|
|
Headroom |
>25 dB |
|
|
Speech filter |
-3 dB at 315 Hz, high-pass, 6 dB/oct |
|
|
Phantom power supply |
12 V (mic mode only) |
|
|
VOX trigger level |
-20 dB (100 µV mic / 100 mV line) or via input contact |
|
|
|
Limiter |
Automatic |
|
|
Line input |
(BGM and PC call station) |
|
|
Connector |
Cinch, stereo converted to mono, unbalanced |
|
|
Sensitivity |
200 mV |
|
|
Impedance |
22 kohm |
|
|
S/N (flat at max volume) |
>70 dB |
|
|
S/N (flat at min volume/ muted) |
>75 dB |
|
|
Headroom |
>25 dB |
|
|
Trigger Inputs |
12 x (6 EMG, 6 business) |
|
|
Connectors |
MC1,5 / 14-ST-3,5 |
|
|
Activation |
Programmable |
|
|
Supervision |
On EMG inputs, programmable |
|
|
Supervision method |
Series / parallel resistor |
|
|
100 V Input |
||
|
Connector |
MSTB 2,5 /16-ST |
|
|
Power handling capacity |
1000 W |
|
|
Tape output |
1 x |
|
|
Connector |
Cinch, 2 x mono |
|
|
Nominal level |
350 mV |
|
|
Impedance |
<1 kohm |
|
|
Loudspeaker Outputs |
||
|
Connectors |
MSTB 2,5 /16-ST, floating |
|
|
100 V output |
700 W rated per zone |
|
|
Volume override types |
3-wire, 4-wire (24 V), 4-wire failsafe |
|
|
BGM zone output Attenuation |
70 / 50 /35 /25 / 18 / 13 V for 0 / -3 / -6 / -9 / -12 / -15 dB 120 / 60 / 30 / 15 / 8 /4 W |
|
|
Output Contacts |
||
|
Connector Type |
MC 1,5/14-ST-3,5 |
|
|
Rating |
250 V, 7A, voltage free |
|
|
Emergency active relay |
NO / COM / NC |
|
|
Call active relay |
NO / COM / NC |
|
|
Fault relay |
NO / COM / NC normally energized (failsafe) |
|
|
General purpose relays |
NO / COM |
Mains operation |
||
Max power |
550 W |
|
-3dB |
440 W |
|
-6dB |
340 W |
|
Pilot tone |
136 W |
|
Idle |
60 W |
|
24 VDC operation |
|
|
Max power |
14.0 A (336 W) |
|
-3 dB |
12.5 A (300 W) |
|
-6 dB |
9.5 A (228 W) |
|
Pilot tone |
2.5 A (60 W) |
|
Idle |
0.9 A (22 W) |
|
Data format |
WAV-file, 16-bit PCM, mono |
Supported sample rates (fs) |
24 / 22.05 / 16 / 12 / 11.025 / 8 kHz |
Frequency response |
|
at fs=24kHz |
100 Hz to 11 kHz (+1/-3 dB) |
at fs=22.05kHz |
100 Hz to 10 kHz (+1/-3 dB ) |
at fs=16kHz |
100 Hz to 7.3 kHz (+1/-3 dB ) |
at fs=12kHz |
100 Hz to 5.5 kHz (+1/-3 dB) |
at fs=11.025kHz |
100 Hz to 5 kHz (+1/-3 dB) |
at fs=8kHz |
100 Hz to 3.6 kHz (+1/-3 dB) |
Distortion |
<0.1% at 1 kHz |
S/N (flat at max volume) |
>80 dB |
Memory capacity |
16 MB Flash ROM |
Recording / playback time |
1000 seconds at fs = 8 kHz 333 seconds at fs = 24 kHz |
Number of messages |
255 max |
Supervision Flash ROM |
Continuous checksum control |
Supervision DAC |
1 Hz pilot tone |
Data retention time |
>10 years |
Dimensions (H x W x D) |
144 x 430 x 370 mm (19" wide, 3U high) |
Weight |
Approx. 21.17 kg |
Mounting |
19”rack |
Color |
Charcoal |
Operating temperature |
-10 ºC to +55 ºC (14 ºF to +131 ºF) |
Storage temperature |
-40 ºC to +70 ºC (-40 ºF to +158 ºF) |
Relative humidity |
<95% |
Acoustic noise level of fan |
<48 dB SPL at 1 m (max output) |
Suggested Alternatives
To install this Web App in your iOS device press and then Add to Home Screen.