Finder · Sounders and Beacons
FF LSB251A Datasheet
Turkish
Finder FF LSB251A Smart Addressable Sounder Beacon with Short-Circuit Isolator
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Technical documentation
PDFDatasheetFF LSB251A Datasheet
Turkish
Product description
An addressable sounder beacon for audible and visual alerts in fire alarm systems. It features an integrated short-circuit isolator, a removable terminal block and an IP65 protection rating.
Key features
- Integrated short-circuit isolator
- 107 dB sound output level
- Removable terminal block
- IP65 protection rating
- Red ABS housing
- Certified to EN 54-3, EN 54-23 and EN 54-17
Technical specifications
| Supply voltage | 18–27 V |
|---|---|
| Standby current | 230 µA |
| Alarm current | 35 mA |
| Power consumption | 1,45 W |
| Sounder activation voltage | 24 VDC |
| Sound output level | 107 dB |
| Operating temperature | -10°C to +55°C |
| Protection rating | IP65 |
| Dimensions | Ø100 mm × 92 mm |
| Humidity | %85 RH |
Information has been compiled from manufacturer/distributor sources. Please consult the documentation for current technical specifications.
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