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CA-4 Air Alarm

CA-4 Air Alarm

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

Lead Time: As Quoted

Technical Specifications

Fundamental Frequency: 745 ± 20 Hz
S.P.L. @ 1 Meter: 133 dB(A)
Operating Medium: Air, Nitrogen, CO2, 1/2” NPT Inlet
Control: Manual, Solenoid or Combination Valve
Air Consumption: 14 C.F.M. @ 100psi, 7 l/s @ 7 bar
Air Pressure Required: 50 to 150 psi, 3 to 10 bar
Operating Temperature: -20°C to 80°C [-4°F to 176°F]
Finish: Power coated Red
Net Weight: 35 lbs., 15.8 kg.
Degree of Protection: IP54
Dimensions: 13” x 13” x 4.5”
(328x328x114mm)

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