Ensure rapid and reliable fire detection in hazardous environments with the AW-FD708EX-IR3 Explosion-Proof IR3 Flame Detector. Utilizing advanced triple-infrared sensing technology, it delivers highly accurate flame detection with minimal false alarms, even in harsh industrial conditions. Designed for safe operation in Zone 1 and Zone 2 areas, it provides fast response, wide coverage, and seamless integration with fire and gas systems protecting critical assets and enhancing safety across oil & gas, petrochemical, and high-risk industrial applications.
AW-FD708EX-IR3 explosion-proof IR3 flame detector is a detector with mature technology. This detector uses infrared pyroelectric sensors with three different bands for flame detection. Through professional circuit design technology and advanced flame signal processing algorithm, while satisfying long-distance detection, the ability to resist false alarms is greatly improved, and it has universal applicability to common applicationsdetector with mature technology. This detector uses infrared pyroelectric sensors with three different bands for flame detection. Through professional circuit design technology and advanced flame signal processing algorithm, while satisfying long-distance detection, the ability to resist false alarms is greatly improved, and it has universal applicability to common applications.
Features
- Three-wavelength infrared detection principle, accurate detection and fast response
- Meet the long-distance detection requirements, and the detection distance of n-heptanecanreach up to 50m
- The detector has two standard relay outputs: fire alarm and fault. It has anindependenthigh-precision 0 to 20mA current loop output
- Automatic reset can be set up, adjustable sensitivity setting
Technical Specification
| Model | AW-FD708EX |
|---|---|
| Spectral range | 3.8-5.0um |
| Sensitivity level | Multi-level adjustable sensitivity (set by magnetic stick) |
| Voltage range | 24V DC (voltage range 18 ~ 30V) |
| Working current | ≤40mA |
| Signal output | Current loop type: 0～20mA current output: fault ≤2mA, normal4mA, fire alarm 20mA Relay type: 2-loop fire alarm and fault relay output |
| Operating temperature | -10℃～55℃ or -40℃～70℃ (enhanced type) |
| Storage temperature | -40℃～85℃ |
| Detection angle | 110° |
| Working humidity | 0 ～ 96% RH (non-condensing), can withstand 100% condensinghumidity for a short time. |
| Shell material | Cast aluminum/stainless steel 316L |
| Electrical Interface | 2×G3/4 (custom adapters can be customized) |
| Weight | 1.3KG (aluminum)/3KG (stainless steel) |
| Accessories | Cast aluminum bracket |
| Reset method | Power-off reset or communication protocol reset |
Performance
| Inflamer | Fire Size | Detecting Distance |
|---|---|---|
| N-heptane | 0.1 m² Fire plate | 50m |
| Gasoline | 0.1 m² Fire plate | 40m |
| Diesel | 0.1 m² Fire plate | 35m |
| kerosene | 0.1 m² Fire plate | 35m |
| Alcohol | 0.1 m² Fire plate | 30m |
| Paper | 0.1 m² Fire plate | 25m |
| Methane | 0.5m (H) x 0.2m (W) | 30m |
| N-heptane | 0.3m x 0.3m | ≤15s |
| Ex-ATEX Certification | ExdⅡC T6 Gb / tD A21 IP66 / IP67 T80℃ | |
| Protection Class | IP66 / IP67 | |
| Design Standard | GB 15631-2008 "Special Fire Detectors", GB3836 "Explosive Atmospheres" | |