Bosch Appliances CCS 800 Ultro manual 8Technical data, The CPSU

CCS 800 Ultro Installation and Operating Manual

en 18

8Technical data

8.1System Electrical and Electro- Acoustical Characteristics

8.1.1 The CPSU

Mains voltage:	100 - 240 Vac, ± 10%, 50/60 Hz
Current consumption: max. 0.9 A (100 Vac) - 0.3 A
	(240 Vac)
DC supply to
contribution units:	24V +/- 1V (current limited)
Line, telephone coupler and insertion in/outputs
(unbalanced)
Input sensitivity:	-14 dBV/ +11dBV
	(nominal/maximum)
Input impedance:	33 kΩ
Output level:	-14 dBV/ +11dBV
	(nominal/maximum)
Output impedance:	500 Ω

Recorder in/output (unbalanced) - mono

Input sensitivity:	- 20 dBV/ + 5 dBV
	(nominal/maximum)
Input sensitivity
adjustment:	+0 / -20 dB
Input impedance:	47 kΩ (for L and R channel)
Output level:	- 20 dBV/ + 5 dBV
	(nominal/maximum)
Output impedance:	500 Ω
External microphone input (balanced)
Input sensitivity:	- 56 dBV
	(- 6 dBV via included adapter).
Input sensitivity
adjustment:	+6 dB / -6 dB
Phantom supply:	12V +/- 1V, 2 x 680 Ω (+/-2%).
	(Phantom supply is not available

when using the included adapter).

Monitor loudspeaker

Output level at 0.5 m: 72 dB SPL/ 82 dB SPL

	(nominal/maximum)
Frequency response: 320 Hz ... 10 kHz
	(-10 dB, ref. 1kHz)
Impedance:	25 Ω
Volume control:	50 dB attenuation range
Monitor headphone
Output level:	-8 dBV/ +2 dBV
	(nominal/maximum)
Output impedance:	22 Ω
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 att.) + 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 CPSU

Maximum in total:	50
Maximum per
trunk output:	25
Maximum trunk length
using CCS 800 Ultro
standard cabling:	100 m (328 ft)

Bosch Security Systems 2003-06 3922 988 54284