Model CA-4 Air Alarm

Lead Time: 4 weeks

Model CA-4 Air Horn is designed for an area warning radius of up to 1.5 kilometers (3km diameter).

Model CA-4 Air Horn is designed for an area warning radius of up to 1.5 kilometers (3km diameter). This omni directional horn has durable, solid cast bronze bell construction and stainless steel diaphragm disc. Typical applications include: open pit mine, blasting signal, school, factory shift warning, pulp and paper mill, saw mill, lumber mill, golf course.
 
  • This high quality, resilient air horn is perfect for fire alarm and general industrial signaling applications
  • Ideal for use in hazardous and corrosive environments
  • Efficient design with low air consumption
  • Fine tuning capability with adjustable ring
  • Omni-directional design provides for even coverage in all directions.
  • Horn construction: Durable, solid cast bronze bell with stainless steel diaphragm disc
More Information
Heated? No
Power Type Compressed Air
Coverage Area 1 KM / 0.5 Mile
Additional Specifications

Control: Manual, solenoid or combination valve
SPL (Loudness) on Total: 133 ± 1 dBA @ 1 meter
Operating Medium: Air, nitrogen, CO2, 1/2” NPT inlet
Air Consumption: 28 L/sec [60 SCFM] on 7 bar [100 psi]
Audibility: 2 km on still air
Fundamental Frequency: 745 Hz ± 20 Hz
Tone (Musical Note): F5 sharp
Operating Pressure: 3 – 10 bars [50 – 150 PSI]
Operating Temperature: -20ºC to +80ºC [-4ºF to +176ºF]
Finish: Powder coated red
Degree of Protection: IP 54
Basic Dimension: 328x328x114mm [13x13x4.5”]
Net Weight: 15.8 kg [35 lbs]