Bosch LBB 1920 Скачать руководство пользователя страница 2

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Bosch Security Systems | 2006-11 | 9922 141 50751en

Plena Power Amplifier

| Installation and User Instructions | Important Safeguards

| 2

Important Safeguards

Prior to installing or operating this product, always read
the Important Safety Instructions which are available as
a separate document (9922 141 7014x). These
instructions are supplied together with all equipment
that can be connected to the mains.

Thank you for choosing a Bosch Security Systems
product.

Содержание LBB 1920

Страница 1: ...Installation and User Instructions Plena Power Amplifier en Plena Power Amplifiers ...

Страница 2: ... en 2 Important Safeguards Prior to installing or operating this product always read the Important Safety Instructions which are available as a separate document 9922 141 7014x These instructions are supplied together with all equipment that can be connected to the mains Thank you for choosing a Bosch Security Systems product ...

Страница 3: ...ument 5 1 3 Intended audience 5 1 4 Related documentation 5 1 5 Alerts 5 1 6 Signs 5 1 7 Conversion tables 6 2 System Overview 7 2 1 Plena 7 3 Amplifiers 9 3 1 Introduction 9 3 2 Controls connectors and indicators 9 3 3 Internal setting 11 3 4 Installation 12 3 5 External connections 12 4 Supervision 17 4 1 Input pilot tone 17 4 2 Battery supervision 17 4 3 Mains supervision 17 5 Operation 19 5 1 ...

Страница 4: ...Plena Power Amplifier Instalation and User Instructions Table of contents en 4 Bosch Security Systems 2006 11 9922 141 50751en ...

Страница 5: ... The alert type is closely related to the effect that may be caused when it is not observed These alerts from least severe effect to most severe effect are Note Alert containing additional information Usually not observing a note alert does not result in damage to the equipment or personal injuries Caution The equipment can be damaged if the alert is not being observed Warning Persons can be sever...

Страница 6: ...etc These can be converted to non metric units using the information provided below table 1 1 Conversion of units of length 1 in 25 4 mm 1 mm 0 03937 in 1 in 2 54 cm 1 cm 0 3937 in 1 ft 0 3048 m 1 m 3 281 ft 1 mi 1 609 km 1 km 0 622 mi table 1 2 Conversion of units of mass 1 lb 0 4536 kg 1 kg 2 2046 lb table 1 3 Conversion of units of pressure 1 psi 68 95 hPa 1 hPa 0 0145 psi Note 1 hPa 1 mbar F 9...

Страница 7: ...mselves It is a family of system elements that are combined to create public address systems tailored for virtually any application The range includes mixer pre system and power amplifiers a source unit digital message manager feedback suppressor conventional and PC call stations an All in One system and a voice alarm system Each element is designed to complement all others thanks to matched acous...

Страница 8: ...Bosch Security Systems 2006 11 9922 141 50751en Plena Power Amplifier Installation and User Instructions System Overview en 8 Intentionally left blank ...

Страница 9: ...aker lines The line inputs are balanced and have a loopthrough facility The amplifiers have overload and short circuit protection A temperature controlled fan and overheat protection gives high reliability Battery operation with automatic switch over from the mains supply is available 3 2 Controls connectors and indicators 3 2 1 Front panel connectors and indicators See figure 3 1 for an overview ...

Страница 10: ...ontrol terminals figure 3 2 Rear panel LBB1930 20 LBB1935 20 Priority Only No Priority 100V 0 1 00V 0 Priority Controlled Output Off On 24V D CIn Apparatus delivered connectored for 230V Main Power Battery Input Fault Relays Output NO COM NC Off On NO COM NC NO COM NC Input 1 Priority Loopthrough 1 Input 2 Program Loopthrough 2 Input 1 Priority 2 24V Input 1 0V Input 2 Input 2 Enable 2 24V Enable ...

Страница 11: ... high power fuse inside the unit is used as a voltage selector Insert the high power fuse into fuse holder F701 for 100 V selection default setting or into fuse holder F702 for 70 V selection This selection does not affect the output voltage of the loudspeaker direct outputs Refer to figure 3 3 figure 3 3 Internal fuse setting LBB1930 20 LBB1935 20 LBB1938 20 F701 100V 70V F702 figure 3 4 Internal...

Страница 12: ...tput NC Off On NO COM NC NO COM NC 100V 0 70V 0 8ohm 100V 70 V Selectio n 12A Priority Only 0 0 NoPriority Priority F701 F702 Battery Power Detection 230V 240V Rated input Power 1600VA 100V 70V 0 0 8 Direct Output 100V 0 1 00V 0 Priority Contro lled Output Off On 24V DCIn Apparatus delivered connector ed for 230V Main Power Battery Input Fault Relays Outpu t NO COM NC Off On NO COM NC NO COM NC In...

Страница 13: ...ble 100V 0 100V 70V 0 0 8 Direc t O utput Input Input Input 2 P rogra m Input 1 P riority 2 24V Defa ult Off GND 2 24V Defa ult On GND 100V 0 1 00V 0 Priorit y Contro lled Outpu t Off On 24V DCIn Apparatu s delivered connecto red for 230V Main Power Battery Input Fault Relays Outpu t NO COM NC Off On NO COM NC NO COM NC Input 1Priority Loopthrough 1 Input 2Program Loopthrough 2 Input 1Priority 2 2...

Страница 14: ...Priority 2 24V Input 1 0V Input 2 Input 2 Enable 2 24V Enable 0V Mute 100V 0 Slave Input 100V 100V 0 70V 0 8ohm 100V 70V Selection 12A Priority Only 0 0 No Priority Priority F701 F702 Battery Power Detection Pilot tone Detector 230V 240V Design Quality The Netherlands LBB 1 938 10 NL 4827HG 10 Plena 480W P ower Amplifier Max output power 720W Rated output power 180W 230V 50 60Hz S N 8900 193 81001...

Страница 15: ...rolled Output Off On 24V DCIn Apparatus delivered connectored for 230V Main Power Battery Input Fault Relays Output NO COM NC Off On NO COM NC NO COM NC Input 1 Priority Loopthrough 1 Input 2 Program Loopthrough 2 Input 1 Priority 2 24V Input 1 0V Input 2 Input 2 Enable 2 24V Enable 0V Mute 100V 0 Slave Input 100V 100V 0 70V 0 8ohm 100V 70V Selection 12A Priority Only 0 0 No Priority Priority F701...

Страница 16: ...Hz S N 8900 193 81001 A035413 Made in China N663 Rated input Power 1600VA Input 1 P riority S lave Input 100V Input 2 E nable 100V 0 100V 70V 0 0 8 Direc t O utput Input Input Input 2 P rogra m Input 1 P riority 2 24V Default Off GND 2 24V Default On GND Priority Only No Priority 100V 0 100V 0 Priority Controlled Output 24V DCIn 100V 70V 0 0 8 Direct O utput Priority Only No Priority 70 V 100 V 8 ...

Страница 17: ...e Pilot Tone fault indication shows on the front panel and a signal is given on the Input fault relay If the power amplifier stops through overheat then the Overheat indicator shows on the front panel the signal is given on the Input fault relay The Pilot Tone detection indicator can be set to ON or OFF with the Pilot Tone detection switch 17 The Pilot Tone indicator on the front panel is set to O...

Страница 18: ...Bosch Security Systems 2006 11 9922 141 50751en Plena Power Amplifier Installation and User Instructions Supervision en 18 Intentionally left blank ...

Страница 19: ... Battery t elays Output NC Off On NO COM NC NO COM NC 100V 0 70V 0 8ohm 100V 7 0V Selec tion 12A Priorit yOnly 0 0 NoPriorit y Priorit y F701 F702 Battery Power Detection 230V 240V Rated input Power 1600VA 100V 70V 0 0 8 Direct O utput 100V 0 1 00V 0 Priority Contro lled Output Off On 24V DCIn Apparatus delivered connector ed for 230V Main Power Battery Input Fault Relays Outpu t NO COM NC Off On ...

Страница 20: ... Hz 20 kHz 100 V input screw unbalanced Sensitivity 100 V Impedance 330 kOhm Line loopthrough output 3 pin XLR balanced Nominal level 1 V Impedance direct connection to line input Loudspeaker outputs Maximum rated output power 70 100 V output LBB 1930 20 180 W 240 W LBB 1935 20 360 W 240 W LBB 1938 20 720 W 480 W PLN 1P1000 1800 W 1000 W 8 Ohm output LBB 1930 20 31 V 120 W LBB 1935 20 44 V 240 W L...

Страница 21: ...1000 230 115 V W 0 dB Pmax 274 451 987 2200 3 dB 193 340 715 1472 6 dB 143 244 508 1058 20 dB 20 khz 41 55 113 345 dB idle 18 16 25 115 24 V dB ref 230 115 V 2 1 2 1 A 0 dB Pmax 7 12 32 48 3 dB 6 11 26 34 6 dB 4 8 18 25 20 dB 20 khz 1 2 4 8 dB idle 0 1 0 3 1 2 W 0 dB Pmax 168 289 761 1152 3 dB 145 273 617 823 6 dB 103 194 442 598 20 dB 20 khz 23 41 91 182 dB idle 2 6 17 36 ...

Страница 22: ... N 8900 193 81001 A035413 Made in China N663 Rated input Power 1600VA Off On Main Power Battery Input Fault Relays Output NO COM NC Off On NO COM NC NO COM NC Battery Detection Pilot tone Detector Input Input Input Output Input 2 Progr Power am Input 1 Priority Input 1 Priority Slave Input 100V Input 2 Enable 100V 0 2 24V Default Off GND 2 24V Default On GND 24V DCIn Priority Only No Priority 100V...

Страница 23: ......

Страница 24: ...For more information visit www boschsecuritysystems com Bosch Security Systems B V Data subject to change without notice 2006 11 9922 141 50751en ...

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