Plena Mixer Amplifier Installation and User Instructions Technical data
en 32
6.1.7Music inputs 3x
Connector
Cinch, stereo converted to mono
Sensitivity
200mV
Impedance
22kohm
S/N (flat at max volume) >70 dB
S/N (flat at min volume/muted) >75 dB
Headroom >25 dB
6.1.8Emergency / telephone 1 x
Connector
100 mV – 1 V adjustable Sensitivity 70V
7 V – 70 V adjustable Impedance
>10 kohm
S/N (flat at max volume) >65 dB
VOX
threshold 50 mV; attack time 150 ms; release time 2 s
6.1.9Loop through insert 1 x
Connector
Cinch
Nominal level
1V Impedance >10 kohm
6.1.10 Master/music output 1 x
Connector
1V Impedance <100 ohm
6.1.11Loudspeaker outputs 70 V, 25 V*
Connector
Screw, floating
Max / rated
Max / rated
6.1.12 Loudspeaker output 4 Ohm*
Connector
Euro style pluggable screw terminal, floating
* Subtract 1 dB for 24 V battery operation.
6.2Mechanical
Dimensions (H x W x D)
100 x 430 x 270 mm (19" wide, 2U high) Mounting
Color
Charcoal
Weight
Approx. 10.5 kg
Weight
Approx. 12.5 kg
6.3Environmental
Operating temperature
Acoustic noise level of fan
<33 dB SPL @ 1 m temperature control
Bosch Security Systems