Technical data

CCS 900 Ultro Technical data | en 37
Bosch Security Systems B.V. Installation and Operating Manual IOM_CCS900 | V1.0 | 2010.06
- Volume control 50 dB attenuation range
Monitor headphone:
- Output level -8 dBV/ +2 dBV (nominal/maximum)
- Output impedance 22 Ohm
- Output connection stereo jack socket (mono output)
- Allowed impedance any impedance
- Volume control 50 dB attenuation range
Loudspeaker volume control:
- For Delegate and Chairman
Units
mute (50 dB attenuation) + 10 steps of 1.9 dB
Limiter threshold level:
- To unit loudspeaker /
headphone
10 dB above nominal level
Gain reduction due to NOM:
- Number of Open Microphones NOM +/- 1 dB
Auto microphone switch-off
function selectable on the
Control and Power Supply Unit
After approximately 30 sec. not speaking (sound level
below 64 dB SPL) the microphone is automatically
switched off
System limits: Number of Delegate / Chairman Units connected to CU
- Maximum in total 50
- Maximum per trunk output 25
- Maximum trunk length using
CCS 900 Ultro standard cabling
100 m (328 ft.)
Table 9.1 Recording capacity
Recording capacity Card size Internal
memory
Bit rate 512 MB 1 GB 2 GB 225 MB
64 17h:14m 34h:28m 64h:56m 7h:34m
96 11h:29m 22h:59m 45h:58m 5h:02m
128 8h:37m 17h:14m 34h:28m 3h:47m
192 5h:44m 11h:29m 22h:58m 2h:31m
256 4h:18m 8h:37m 17h:14m 1h:53m
The times mentioned in the table might slightly differ depending on the SD card.