LBC 3256/xx Intellivox 6c Active Line Array Loudspeakers - AVW

LBC 3256/xx Intellivox 6c Active Line Array Loudspeakers | 11Technical SpecificationsAcoustical (1)Frequency range 2Single elementLF complete arrayMax SPL 3ContinuousPeakCoverageHorizontal (fixed) 4230 to 10 kHz (±3 dB)130 Hz (-3 dB)94 dB SPL A-weighed with pink noise at 50 m98 dB SPL at 50 m150 degVertical (adjustable) 5 Opening angle: 4° to 10°Elevation (aiming) angle: -16° to 16°Focus distance: 5 to 100 mDynamic range 6ElectricalInput 7Nominal level88 dB0 dBu (line input) and +50 dBu(100 V input)DLC threshold (1 kHz) +3 dBu, 6 dB headroom before clip (gain /volume 0 dB)TypeImpedance (balanced)DSP module 8TypeMemoryADCsDACsSample frequencyTransformer balanced6.8 kohm (line input) and2 Mohm (100 V input)32-bit floating point32 k words SRAM, 2 x 8 kB EEPROMTwo channel, 18 bit sigma-delta convertersEight channel, 18 bit sigma-delta converters48.8 kHzSignal processing 9 • pre-delay (< 335 ms @ 32 bit float)• equalizer and compensation filtering• compressor and noise gate• volume and analog pre-gain• ambient noise level dependent gainadaptation (‘fail-safe’)• eight output filters• high resolution output channel delays(ΔT = 10.2 µs)Control unitNetwork interface typeMaximum number of units 10 63Serial full-duplex RS-485, 19.2 kbaud, opticallyisolatedInput 7Remote surveillance • general status (DSP running, signalpresent etc.)• amplifier monitoring and load monitoringschemes• external pilot tone detection(20..30 kHz, level > -22 dBV)• ambient noise microphone monitoring• frost protection• fan control for optional external fan• thermal overload protectionFailurePower amplifiersType PWM (class D)Power- Internal hardware bypass circuit- Failure relay (external connector, maskableconditions)16 x 40 W rms (4 ohm)Protection Thermal shutdown if T junction > 150 °CCurrent limiting output stageConnectorsGeneral type 5 mm pitch cage clamp (as WAGO series 231)Audio inputsRS-485 interfaceAmbient noise andtemperature sensor6-pin malep1 = Line +, p2 = Line -, p3 = GNDp4 = 100V +, p5 = 100V -, p6 = GND5-pin malep1 = A, p2 = B, p3 = Z, p4 = Y,p5 = DGND5-pin femalep1 = MIC, p2 = AGND, p3 = NTC,p4 = AGND, p5 = GNDFailure detect and fan control 5-pin femalefailure relay: p1 = COM, p2 = NO,p3 = NCoptional fan: p4 = -, p5 = +24 VMainsPSUMains voltage (+5/-10%) 11Mains fuse(s)Power consumption 12Power FactorMax mainsinrush currentProtectionMechanical3-pin IEC230 or 115 V2 x 6.3 A (slow type)84 VA (idle) / 920 VA (full load)0.55 (idle) / 0.60 (full load)25 A short-time peak (@ 230 V)thermal protectionoutput current limitingunder-voltage lock outDimensions (H x W x D) 14WeightDefault colorTransducers4930 x 134 x 92 mm60 kgSilver32 x 4” full rangewww.boschsecurity.com