The Autronica X33AFA (also known as model X33AFA 4M13W1) is a high-performance Multi-Spectrum Infrared (MSIR) Flame Detector engineered for reliable and fast-response fire detection in the most demanding industrial environments. By utilizing three specific infrared wavelengths, it provides exceptional immunity to false alarms from common sources like welding, sunlight, and hot objects, ensuring maximum operational integrity.
This robust detector is specifically designed to detect hydrocarbon-based fires (liquids, gases, and solids) with a wide field of view, making it an ideal safety solution for oil & gas, petrochemical, offshore, and power generation facilities.
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Key Features & Technical Benefits:
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Advanced Multi-Spectrum IR (MSIR) Technology: Utilizes three IR sensors to analyze the unique flicker frequency and spectral signature of flames, providing superior false alarm immunity.
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Rapid Response Time: Detects a standard gasoline fire in seconds, minimizing risk and potential damage.
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Wide Area Coverage: 90° cone of vision and a long detection range (up to 50m+ for a 0.1m² gasoline fire), reducing the number of detectors required per area.
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Exceptional False Alarm Rejection: Immune to sunlight, arc welding, artificial lighting, and hot background radiation.
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Rugged & Certified for Hazardous Areas: Comes with ATEX, IECEx, and other international certifications for safe use in hazardous areas (Zone 2, as per specific model).
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Stainless Steel Enclosure: The 4M13W1 variant features a robust 316L stainless steel housing, offering excellent corrosion resistance for harsh and offshore applications.
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Simple Integration & Diagnostics: Features a built-in relay and easy-to-read LED status indicators for power, fault, and alarm conditions.
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Technical Specifications at a Glance:
| Feature | Specification |
|---|---|
| Model | Autronica X33AFA / X33AFA 4M13W1 |
| Technology | Multi-Spectrum Infrared (MSIR) |
| Detection Range | Up to 50 meters (for a 0.1m² gasoline fire) |
| Field of View | 90° (cone angle) |
| Response Time | Typically <10 seconds |
| Enclosure Material | 316L Stainless Steel (4M13W1) |
| Hazardous Area Certs | ATEX, IECEx (Please verify specific certification for your region) |
| Operating Voltage | Typically 20-30 V DC (Check datasheet for details) |
| Output | 4-20 mA analog and relay contacts |
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Ideal Applications:
This flame detector is perfectly suited for:
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Offshore Oil & Gas Platforms
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Onshore Petrochemical Plants
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Refineries and Turbine Enclosures
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Paint Spray Booths and Flammable Storage Areas
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Automotive Manufacturing and Aircraft Hangers
Ensure the highest level of safety and reliability for your assets and personnel. For detailed datasheets, certifications, and pricing, contact our technical sales team today.















