Bosch LBB 1925 Instrucciones de operaciones descargar pdf (Pagina 24)

Bosch Security Systems | 2003-09 | 3922 988 99483en

Plena System Pre-amplifier | Installation and Operating Manual | en | 24

Emergency/telephone input (Screw, balanced)

Sensitivity 100 mV to 1V adjustable

Impedance >10 kOhm

VOX threshold 50 mV

S/N >65 dB

9.1.4 Outputs

Master output (3-pin XLR, balanced)

Nominal level 1V

Impedance <100 Ohm

BGM output (3-pin XLR, balanced)

Nominal level 1 V

Impedance <100 Ohm

Tape output (Cinch, 2x mono)

Nominal level 350 mV

Impedance 3.3 kOhm

Headphone output (6.3-mm jack stereo, signal mono)

Nominal level 3 V

Impedance <100 Ohm

Control

RS232 (9-pin D-sub)

Baud rate 19K2

Trigger inputs (Screw)

Activation contact closure

9.1.5 Relays

Priority relay contacts 100 V, 2 A

Zone output relay contacts 100 V, 2 A

DC supply output voltage 24 V, 250 mA max

9.1.6 Environmental conditions

Operating temperature range -10 to +55°C

Storage temperature range -40 to +70°C

Relative humidity <95%

9.1.7 General

EMC emission acc. to EN 55103-1

EMC immunity acc. to EN 55103-2

Dimensions 100 x 430 x 270 mm (19” wide, 2U high)

Weight approx. 5 kg

19” mounting brackets included

Technical data

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Bosch LBB 1925 Instrucciones de operaciones Pagina 24