S-C481 Conventional Sounder Strobe is a kind of audible and visual alarm device used to warn people in field when fire occurs. It can give audible and visual alarm when applied to 24VDC power (D1 connected with anode and D2 with cathode). To connect it with fire alarm control panel, an addressable control module should be added to the system, such as AI-510 Addressable Single I/O Module.
- High bright red LEDs are used as light source.
- High sound level, over 75dB at 3m ahead horizontally (A weighted).
- Circuitry and base are twisted together.
|WIRING||24VDC power line, polarity-sensitive|
|MINIMUM SOUND LEVEL||75dB|
|SOUND PATTERN||2.8kHz (400ms on/340ms off)|
|INGRESS PROTECTION RATING||IP33|
|OPERATING TEMPERATURE||-10°C to +50°C|
|RELATIVE HUMIDITY||≤95%, non condensing|
|MATERIAL AND COLOR OF ENCLOSURE||ABS, red (PANTONE 1795C)|
|DIMENSION (L×W×H)||‑Dia. 110mm×97.5mm (deep base)
Dia. 110mm×83mm(shallow base)
|MOUNTING HOLE SPACING||55mm to 80mm|
|WEIGHT||About 345g (deep base),
About 317g(shallow base)