Bosch LBB 1930 - Table of Contents

Bosch Security Systems | 2003-09 | 3922 988 92983en
Plena Booster Amplifier | Installation and Operating Manual | Table of contents en | 5
Table of contents
Important safeguards..........................................................................................................................................................3
About this manual ..............................................................................................................................................................4
Safety precautions...............................................................................................................................................................4
Table of contents ................................................................................................................................................................5
1 About the equipment ........................................................................................................................................................7
1.1 Controls and indicators (front) ................................................................................................................................8
1.2 Controls and connections (LBB1930, LBB1935 - rear) ........................................................................................9
1.3 Controls and connections (LBB1938 - rear) ...........................................................................................................9
2 Internal setting (LBB1938 only) .....................................................................................................................................10
3 Installation in rack ...........................................................................................................................................................11
4 External settings and connections .................................................................................................................................12
4.1 Connect the DC supply (battery) ..........................................................................................................................12
4.2 Connecting the line input and loopthrough ........................................................................................................13
4.3 Connecting the priority input and using the control terminals (LBB1938 only) .............................................14
4.4 100 V slave input ....................................................................................................................................................15
4.5 Connecting loudspeakers .......................................................................................................................................16
4.5.1 Constant voltage loudspeakers .........................................................................................................................16
4.5.2 Low impedance loudspeakers ..........................................................................................................................17
4.6 Mains connection ....................................................................................................................................................17
5 Operation of booster amplifier ......................................................................................................................................18
6 Technical data ..................................................................................................................................................................19
6.1 Electrical ..................................................................................................................................................................19
6.2 Performance ............................................................................................................................................................19
6.3 Inputs ........................................................................................................................................................................19
6.4 Outputs .....................................................................................................................................................................20
6.5 Environmental conditions ......................................................................................................................................20
6.6 General .....................................................................................................................................................................20