SFD IR4 Flame Detector | HighSeek

The SFD IR4 flame detector provides ultra-fast, reliable fire detection by combining multi-wavelength sensors. Its advanced interference filtering ensures maximum safety and zero false alarms in high-risk industrial environments.

FEATURES

Dual-Spectrum Detection: Combines Infrared and Ultraviolet (IR/UV) technologies for superior flame identification accuracy.
Multi-Wavelength Precision: Features advanced multi-wavelength IR/UV sensors to distinguish real fires from environmental interference effectively.
High-End Build Quality: Utilizes integrated microcontroller and SMD technology to ensure high stability and a long operational service life.
Rapid Response Performance: Rated at Sensitivity Level 1 with an ultra-fast 3-second flame detection delay for immediate hazard alerts.
Industrial-Grade Protection: Boasts an IP66 protection level, ensuring reliable operation in harsh, dusty, or wet industrial environments

SPECIFICATIONS

Detection Principle	IR
Spectral Range of Response	Four infrared：4.4μm、5.0μm、3.8μm , 2.2μm
Power Supply	24V DC (Operating range: 24VDC±10%)
Power Consumption	≤2W
Output Signals	Wired: RS485
Alarm Methods	On-site audible and visual alarm siren, flashing LED
Viewing Angle Range	≤120°
Relay Outputs	2 relays (Alarm/Fault)
Flame Sensitivity	class 1
Working Current	Monitoring current ≤ 25mA, Alarm current ≤ 50mA
Housing Material	Die-cast aluminum with anti-corrosion coating
Electrical Interface	M20*1.5mm, optional G1/2
Wiring Method	Dual cavity structure, rear plug-in wiring terminal
Dimensions	145 × 141 × 113 mm (L × W × H)
Weight	Approx. 1.2 kg
Ingress Protection	IP66
Explosion-proof	Ex db IIC T6 Gb
Certifications	ATEX, CE, SIL2, FCC, ROHS
Temperature Range	-10°C to 55°C
Humidity Range	10% – 95% RH (Non-condensing)
Pressure Range	86 kPa – 106 kPa