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Structure And Function; Overview Of Fdsb221 - Siemens FDSB221 Technical Manual

Sounder interbase, sounder beacon interbase.
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3 Structure and function

Building Technologies
Fire Safety

Overview of FDSB221

Overview of FDSB221
The sounder interbase FDSB221 provides an acoustic alarm in an addressed fire
detection system FS20.
The sounder interbase FDSB221 can be activated by any point detector via the
control panel.
The loud sound of the interbase can be clearly recognized as a danger signal in
the event of a fire alarm.
Eleven tones are programmed in the interbase. Two tones can be activated for
different events (e.g. alarm and evacuation).
If a point detector is not used, the cover plate FDBZ296 (accessory) can be fitted
on the interbase.
Addressable on the FDnet detector loop
Communication with the control panel via the detector loop
Supply via detector loop
Compatible with all 'Sinteso' detector bases
Compatible with all 'Sinteso' point detectors
Integrated line separation function
Self test function
Yellow LED in interbase to indicate servicing required
Synchronization of sounds with all alarm sounders, interbases and audible
bases on the same detector loop
No additional detector base required
Structure and function
Overview of FDSB221


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