BOSCH LBB1965/00 Plena Message Manager

รหัสสินค้า : LBB1965/00

BOSCH LBB1965/00 Plena Message Manager

The Plena message manager is a high performance, highly versatile stand-alone digital message player. 

Applications range from spot announcements in supermarkets and theme parks to warning and evacuation messages in emergency situations.

Features :

• Highly flexible stand‑alone digital message player
• Up to 12 messages and 12 trigger inputs
• Downloads messages from a PC in WAV format
• Compliant with standards for emergency sound systems
• Zone control for Plena system preamplifier LBB 1925/10

Specifications :

ElectricalMains power supply Voltage230/115 VAC, ±10%, 50/60 HzInrush current1.5 A at 230 VAC / 3 A at 115 VACMax power consumption50 VABattery power supply Voltage24 VDC, +15% / -15%Current max1 APerformance Supported sample rates (fs)24 / 22.05 / 16 / 12 / 11.025 / 8 kHzFrequency response @ fs=24kHz

@ fs=22.05kHz100 Hz to 11 kHz (+1 / -3 dB)

100 Hz to 10 kHz (+1 / -3 dB )@ fs=16kHz100 Hz to 7.3 kHz (+1 / -3 dB )@ fs=12kHz100 Hz to 5.5 kHz (+1 / -3 dB)@ fs=11.025kHz100 Hz to 5 kHz (+1 / -3 dB)@ fs=8kHz100 Hz to 3.6 kHz (+1 / -3 dB)Distortion<0.1% at 1 kHzSupervision DAC1 Hz pilot toneLine input1 xConnector3-pin XLR, balancedSensitivity1 VImpedance20 kohmCMRR>25 dB (50 Hz-to 20 kHz)Line input1 xConnectorCinch, unbalancedSensitivity1 VImpedance20 kohmTrigger input6 xConnector ScrewActivationContact closureSupervision methodCable loop resistance checkLine output1 xConnector3-pin XLR, balancedNominal level1 V, adjustableImpedance<100 ohmLine output1 xConnectorCinch, unbalancedNominal level1 V, adjustableImpedance<100 ohmMessage active output 1 xConnectorScrewRelay100 V, 2 A (voltage free, SPDT)Fault output1 xConnectorScrewRelay100 V, 2 A (voltage free, SPDT)Interconnection1 xConnector9-pin D-sub (RS-232)PC protocol115 kb/s, N, 8, 1, 0 (upload)LBB 1925/10 protocol19.2 kb/s, N, 8, 1, 0 (zone control)MessagesData formatWAV-file, 16-bit PCM, monoMemory capacity64 Mb EEPROMRecording/playback time500 s @ fs=8 kHz

167 s @ fs=24 kHzNumber of messages12 (maximum)Data retention time >10 yearMechanicalDimensions(H x W x D) 56 x 430 x 270 mm

2.20 x 16.92 x 10.62 inch

(19" wide, 1U high, with feet)WeightApprox. 3 kgMountingStand‑alone, 19” rackColorCharcoalEnvironmentalOperating temperature-10 ºC to +55 ºC (14 ºF to +131 ºF)Storage temperature-40 ºC to +70 ºC (-40 ºF to +158 ºF)Relative humidity<95%