For DCN Next Generation or DCN wireless systems, or a combination of the two
In single‑CCU; maximum 245 wired contribution units, plus 245 wireless delegate units
For multi‑CCU systems, with up to 30 CCU’s and a total of 4000 contribution units
Voice activated microphone mode for wired and wireless systems
Ethernet connection for configuration and control computers
Electrical
Supply voltage 100‑240 Vac 50‑60 Hz
Power consumption 360 W
DCN system supply 40 Vdc, max 85 W per DCN socket
Optical network supply 40 Vdc, max 65 W
Total power supply 320 W
RS‑232 connection 1 x nine‑pole Sub‑D female socket
Frequency response 30 Hz – 20 kHz (-3 dB at nominal level)
THD at nominal level < 0.5 %
Cross talk attenuation > 85 dB at 1 kHz
Dynamic range > 90 dB
Signal-to-noise ratio > 87 dBA
Bộ Điều Khiển Trung Tâm BOSCH DCN-CCU2