Filter
Top Products
Bosch Security Systems | 2011-02
2011-02 | Installation and User Instructions | 5 | Call Stations en | 207
15.6 Technical data
15.6.1 Physical data
15.6.2 Climate conditions
15.6.3 EMC and Safety
15.6.4 Mean time between failure
15.6.5 System bus
15.6.6 Microphone
15.6.7 Loudspeaker
15.6.8 Headset
Dimensions (H x W x D):
90 x 160 x 200 mm
Length (goose neck):
380 mm
Weight:
0.95 kg
Temp era tur e:
-5 to +45 °C (operating, guaranteed)
-15 to +45 °C (operating, sample tested)
-20 to +70 °C (non-operating)
Relative humidity:
15 to 90%, non-condensing (operating)
5 to 95%, non-condensing (non-operating)
Air pressure:
600 to 1100 hPa
Electromagnetic compatibility:
E N55103-1/ FCC -47 part 15B
E N55103-2
EN50121-4
EN50130-4
Electrical safety:
IEC60065 (CB-scheme)
EN60065
Approvals:
CE marking
EN60849, EN54-16 and ISO7240-16
IEC60945
MTBF:
50,000 hours at +45 °C
(The MTBF doubles for every 10 °C decrease in
temperature.)
Connector (rear side):
Female proprietary connector
Preferred cable:
LB B4416/xx
Maximum cable length:
50 m (per system bus connector)
Data signal interface:
Plastic optical fiber
Power supply via network:
18 to 56V (D C)
No fault reporting when >20V
Network power consumption:
4.4 W (excluding keypads)
Input sensitivity:
83 dB(SPL)
Input sensitivity control range:
-7 to 8 dB
Signal/Noise ratio:
> 60 dB at 85 dB(SPL)
Bandwidth:
-3 dB at 340 Hz and 14 kHz with respect to 1 kHz
Signal/Noise ratio:
80 dB at max. output
Sound pressure level:
85 dB(SPL) at 0.5 m and 1 kHz
Connector:
3.5 mm (0.14 inch) jack
Electret impedance:
1 to 10 kohm
Microphone input sensitivity:
-47 to -32 dBV/Pa (tolerance ± 3 dB)
Signal/Noise ratio microphone:
60 dB at -38 dBV/Pa (tolerance ± 3 dB)
Earphone impedance:
32 ohm
Signal/Noise ratio earphone:
80 dB at max. output (tolerance ± 3 dB)
Cross-talk (earphone to microphone):
< 40 dB at -42 dBV/Pa and 1 kHz (tolerance ± 3 dB)
Output power:
1 mW