خانه صوت و کنفرانس بوشPublic Address and Voice AlarmDigital PA and Emergency Sound Praesideo System

PRS-CSRM Remote call station module

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Technical Specifications
Electrical Power consumption 4 W at 48 V without keypads
External power supply 18 to 56 VDC
Microphone
Sensitivity -63 to -48 dBV
SNR >60 dB at -55 dBV
Frequency response 340 Hz to 14 kHz (-3 dB)
Loudspeaker output
S/N 80 dB ±3 dB at max
Impedance 8 to 32 ohm
Power 100 mW typ., 300 mW max.
Headset
Input sensitivity -52 to -37 dBV
Earphone impedance >16 ohm
Status outputs 5 x open collector / drain
Max. current (internal) 10 mA per pin; 30 mA tota
Max. voltage 56 V per pin
Max sink current 100 mA per output pin
Control inputs 2 x
Operation Closing contact (with supervision)
Mechanical Dimensions (H x W x D) 43 x 183 x 164 mm (1.69 x 7.20 x 6.46 in)
Weight 0.8 kg (1.76 lb)
Mounting Stackable metal enclosure
Environmental Operating temperature -5 ºC to +55 ºC (+23 ºF to +131 ºF)
Storage temperature -20 ºC to +70 ºC (-4 ºF to +158 ºF)
Relative humidity 15% to 90%
Air pressure 600 to 1100 hPa
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