Four-Channel Infrared Flame Detector – High-Speed IR4 Sensor Fire Detection

The Four-Band Infrared Flame Detector is an advanced optical fire detection device engineered for rapid and accurate flame recognition. Utilizing a self-developed four-channel infrared sensor and intelligent algorithm, it ensures reliable performance even in environments with high interference. Suitable for both indoor and outdoor applications, this detector offers robust and continuous protection against various fire types, including those involving hydrocarbons and other combustible materials.

Features

Four-Channel IR Sensor: Employs a quad-spectral infrared sensor for enhanced flame detection accuracy.
High-Speed Response: Achieves alarm activation within milliseconds.
Self-Diagnostic Function: Comprehensive self-check and fault notification system.
Anti-Interference Algorithm: Built-in data models and a 32-bit MCU improve resistance to false triggers.
Modular Core Design: Easy maintenance and operation thanks to a modular internal structure.
Industrial Compliance: Meets GB15631 and GB3836 standards for safety and reliability.

Advantages

Advantage	Description
Accurate Detection	Effectively identifies real flames while ignoring non-fire radiation sources.
Rapid Response	Millisecond-level reaction helps minimize fire spread and damage.
Reduced False Alarms	Advanced algorithms and multi-band sensing suppress false triggers.
Easy Maintenance	Modular design allows quick part replacement and system upgrades.
Broad Compatibility	Suitable for a wide range of industrial and hazardous applications.

Specifications

Parameter	Details
Spectral Range	IR: 2.7–5 μm
Detection Distance	25–40 m (depending on fuel type)
Response Time	≤ 3 s (for n-heptane fire)
Field of View	100°
Explosion Proof Rating	Exd IIC T6 Gb, Ex tD A21 IP66/IP67 T80°C
Ingress Protection	IP66/IP67
Compliance	GB15631, GB3836