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Product Description
Stylish six-zone call station for the Plena Voice Alarm System
Six zone selection keys, all-call key and momentary PTT-key for calls
Selectable gain, speech filter, limiter, and output level for improved intelligibility
LED indications for zone selection, fault, and emergency state
Call station extension provides seven additional zone and zone group keys
Each call station supports six zone selections
The number of selectable zones or zone groups can be increased by connecting call station keypads (LBB1957/00)
Up to eight keypads can be added with each keypad adding seven zone or zone-group keys
This call station features selectable gain, a selectable speech filter, and a limiter for improved intelligibility
The call station has a balanced line level output,making it possible to position it up to 1000 meters
from the controller, using CAT-5 extension cables
With shielded cable, the call station can also be used in an EMC level 5 (heavy industry)environment
DIP switches at the base of the call station select different microphone gain levels, the call station ID,
and the speech filter
A service accessible rotary control provides microphone level attenuation
LEDs on the call station show which zones have been selected
Three additional LEDs give visible feedback on the active state of the microphone and the system
Green flashing means standby (chime is sounding)
Green indicates microphone active
Amber indicates that the system has detected a fault, and red indicates that the system is in the emergency state
Controls and indicators
Four status LEDs
PTT-key
PTT status LED
Six zone selection keys
Six zone selection LEDs
All-call key
Eight DIP switches
Rotary volume control
Interconnections
Two RJ45 jacks
24 VDC input
Keypad connector
Product Specification
|
Brand |
Bosch |
|
Product Type |
Alarm Call Station |
|
Product Model |
LBB1956/00 |
|
Power Supply |
|
|
Voltage Range |
24 VDC supplied by LBB 1990/00 |
|
Current Consumption |
<30 mA (plus <15 mA per keypad) |
|
Performance |
|
|
Nominal Sensitivity |
85 dB SPL (gain preset 0 dB) |
|
Nominal Output Level |
700 mV |
|
Input Sound Level (Maximum) |
110 dB SPL |
|
Gain Preset |
+6 / 0 / -15 dB |
|
Limiter Threshold |
2 V |
|
Compression Ratio Limiter |
1:20 |
|
Distortion |
<0.6% (maximum input) |
|
Input Noise Level (Equiv.) |
25 dB SPLA |
|
Frequency Response |
100 Hz to 16 kHz |
|
Speech Filter |
-3dB at 315 Hz, high-pass, 6 dB/oct |
|
Output Impedance |
200 ohm |
|
Selections |
|
|
Chimes |
Any wave file |
|
Priorities |
7 |
|
Environmental |
|
|
Operating Temperature |
-10 ºC to +45 ºC (14 ºF to +113 ºF) |
|
Storage Temperature |
-40 ºC to +70 ºC (-40 ºF to +158 ºF) |
|
Relative Humidity |
<95% |
|
Mechanical |
|
|
Mounting |
Standalone |
|
Stem Length With Mic |
390 mm (15.35 in) |
|
Cable Length |
5 m (16.4 ft) |
|
Color |
Charcoal with silver |
|
Base Dimensions |
40 x 100 x 235 mm |
|
Weight |
Approx. 1 kg |
|
Warranty |
As Per Manufacturer Terms and Condition |
Other Details
|
Dimension (MM) - L x B x H |
40 x 100 x 235 |
|
Unit of Measurement |
1 Piece |
|
Weight |
1 kg |
|
Generic Type |
Alarm Call Station |
|
Manufacturer Details |
Bosch Limited Post Box No: 3000,Hosur Road, Adugodi, Bangalore - 560030, India, Phone :18004258665 |
|
Packer Details |
Bosch Limited Post Box No: 3000,Hosur Road, Adugodi, Bangalore - 560030, India, Phone :18004258665 |
|
Country of Origin |
India |
