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| Model | IFD2020 Triple Infrared Flame Detector |
| Sensor | Infrared flame sensor |
| Response spectral range | 4.3μm, 5.0μm |
| Sampling mode | Real-time optical path sampling |
| Display mode | LED indication |
| Status indication | Blinking green lamp (normal); Permanently-illuminated red lamp (fire alarm). |
| Response time |
Level I: 6-8s | Level II: 18-22s Level III: 22-26s | Level IV: 3-4s |
| Output signal |
4-20mA current; Faulty relay passive output (AC:3A 250V, DC:3A 30V) Fire alarm relay passive output (AC:3A 250V, DC:3A 30V) |
| Operating voltage | DC18-30V |
| Operating current | ≤30mA(DC24V) |
| Maximum detection distance | 50m (0.3m x 0.3m n-heptane flame) |
| Operating Environment | Temp: -40~+70°C | Humidity: ≤95%RH |
| Detection angle | 90° |
| Explosion-proof mark | Ex db IIC T6 Gb / Ex tb IIIC T80°C Db |
| Degree of protection | IP66 |
| Physical Specs | Shell: Aluminum alloy | Weight: 0.6Kg±0.05Kg | Interface: M20X1.5 |
The IFD20 triple infrared flame detector is a new-type intelligent fire detection equipment utilizing Multi-Infrared Sensing Technology (MIR). Equipped with three infrared sensors of different wavelengths and narrow-band filtering, it accurately identifies flame characteristics while suppressing environmental interference such as sunlight, lightning, electric welding, and thermal radiation. Powered by a high-speed microprocessor and advanced technical algorithms, it ensures rapid response and reliable fire identification.
