Bosch 3.5 User Manual

Bosch Security Systems | 2011-02

2011-02 | Installation and User Instructions | 5 | Call Stations

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20.6 Technical 

data

Dimensions (H x W x D):

90 x 160 x 200 mm

Length (goose neck):

380 mm

Weight:

0.95 kg

Temperature:

-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:

EN55103-1/FCC-47 part 15B

EN55103-2

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:

Kycon KPJ-4S

Input voltage range:

18 to 56V (DC)

No fault reporting when >20V

Power consumption:

2.9 W at 48 V (excluding keypads)

Connector (rear side):

RJ45

Cable type:

Cat-5 (4x twisted pair, straight)

Maximum cable length:

1000 m

Power supply via network:

18 to 56 V(DC)

No fault reporting when >20V

Network power consumption:

2.9 W at 48 V (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