LBC3428_instal.manual 05-09-2003 10:17 Page 1
Horn Loudspeaker
Installation Manual
EN LBC 3428/00
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LBC3428_instal.manual 05-09-2003 10:17 Page 3
LBC 3428/00 | Installation Manual
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EN 3
3. OPERATION
However, if abnormal or unusual
environmental conditions occur due to
plant damage or accident etc., then visual
inspection is recommended.
The unit is powered directly. Different
sound levels can be obtained by selecting
the transformer tappings in the unit.
4. MAINTENANCE
If a fault should occur, it is recommended
that the unit be returned to Bosch for
repair.
During the working life of the unit, little
or no maintenance is required.
GENERAL ARRANGEMENT
Bosch Security Systems | July 2003
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LBC3428_instal.manual 05-09-2003 10:17 Page 4
LBC 3428/00 | Installation Manual
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EN 4
WIRING DIAGRAM
Numbers on Terminal Label are in pairs
to facilitate loop-in loop-out option.
Terminals are linked via PCB tracking.
9498 974 31912 Printed in the UK
Updated August 2003
Data subject to change without notice.
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