1. Multi-Spectral Flame Detection: UV & IR flame detector uses ultraviolet and triple infrared sensors to detect hydrocarbon and non-hydrocarbon fires with high accuracy.
2. SIL2 Certified Design: SIL2 certified flame detector compliant with EN IEC 61508, ensuring reliable functional safety for critical industrial applications.
3. High-Speed Detection: UV & IR detector provides flame detection typically within 3 seconds for rapid fire response.
4. Advanced False Alarm Immunity: IR flame detector is immune to false triggers from sunlight, hot surfaces, welding arcs, and electrical noise.
5. Wide Area Coverage: UV flame detector offers a 110° ±10° field of view for efficient monitoring of large hazardous zones.
6. Configurable Sensitivity: UV & IR flame detector features selectable high, medium, and low sensitivity to prevent zone crossover detection. Self-Diagnostic Monitoring: Built-in automatic self-test continuously checks sensor and system health.
7. Explosion-Proof Construction: Flame detector housed in SS-316 stainless steel, certified for use in hazardous and explosive atmospheres.
8. Multiple Output Interfaces: Supports 4-20 mA analog output, relay outputs, and optional RS-485 Modbus RTU and HART communication.
9. Harsh Environment Protection: UV & IR detector rated IP66 and IP68 for reliable operation in extreme industrial conditions.

Technical Specifications:

1. Model: FLD-3311-FLP (Phoenix Series)
2. Detection Technology: UV (185-260 nm) & IR (3000-5000 nm)
3. Detection Range (Typical):
   – n-Heptane: up to 27 m
   – Kerosene / Diesel / Gasoline: up to 25 m
   – Methanol: up to 20 m
4. Response Time: < 3 seconds
5. Sensitivity Levels: High / Medium / Low
6. Time Delay: Adjustable up to 15 seconds
7. Operating Voltage: 18-32 VDC (Typical 24 VDC)
8. Power Consumption: Normal: ~3.5 W
9. Alarm: ~3.2 W
10. Operating Temperature: -40°C to +80°C
11. Humidity: 0-95% RH (non-condensing)
12. Ingress Protection: IP66 / IP68
13. Housing Material: SS-316 Stainless Steel
14. Weight: Approx. 5 kg
15. Mounting: Wall mounting with adjustable stand