General Monitors FL500 UV/IR Flame Detector
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FL500 UV/IR Flame Detector
The FL500 UV/IR Flame Detector provides high-speed flame detection using ultraviolet (UV) and infrared (IR) sensing technology. Its dual-spectrum design delivers fast response times while providing excellent immunity to false alarms, making it suitable for a wide range of industrial fire detection applications.
Features
- Combined UV and IR flame detection technology.
- Fast response with excellent false alarm immunity.
- Suitable for indoor and outdoor installations.
- Compact stainless steel housing.
- Three LED status indicators.
- Simplified wiring for easy installation.
- Factory Mutual (FM) performance approved.
- Continuous Optical Path Monitoring (COPM).
- Automatic optical and electronic self-test every two minutes.
- Compatible with the TL105 Test Lamp.
Benefits
- Rapid flame detection with dual-spectrum sensing.
- Reduced false alarms caused by external radiation sources.
- Reliable operation in demanding industrial environments.
- Easy installation and maintenance.
- Safe detector testing without using an open flame.
Approved Fuel Types
- Heptane
- Hydrogen
- Methane
- Methanol
- Propane
- Ethane
- Butane
Order Information
- FL500-5-5-1-2-1-1-2-1 – FL500 UV/IR Flame Detector (Standard ATEX Configuration).
Specifications
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| Wavelengths |
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| Field of View | Up to 130° maximum conical | ||||||||||||||||||||||||
| Detection Performance |
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| Accessories | Test Lamp | ||||||||||||||||||||||||
| Hazardous Area Classification |
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| Warranty | 3 Years | ||||||||||||||||||||||||
| Approvals |
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| Environmental Specifications | |||||||||||||||||||||||||
| Operating Temperature | -67°F to +185°F (-55°C to +85°C) | ||||||||||||||||||||||||
| Storage Temperature | -40°F to +185°F (-40°C to +85°C) | ||||||||||||||||||||||||
| Operating Humidity | 0% to 95% RH (Non-condensing) | ||||||||||||||||||||||||
| Mechanical Specifications | |||||||||||||||||||||||||
| Housing | 316 Stainless Steel, Powder Coated | ||||||||||||||||||||||||
| Dimensions | Diameter: 4.5 in (114 mm), Length: 5.5 in (140 mm) | ||||||||||||||||||||||||
| Weight | 9 lb (4.0 kg) | ||||||||||||||||||||||||
| Mounting | Stainless Steel Mounting Bracket | ||||||||||||||||||||||||
| Cable Entry | 2 × 3/4 in NPT or 2 × M25 | ||||||||||||||||||||||||
| Standard Configuration |
FL500-5-5-1-2-1-1-1-1 1.25 mA HART, Source Current, Relays, Modbus, High Sensitivity, 4 sec Delay, 3/4 in NPT, Mounting Bracket |
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| Electrical Specifications | |||||||||||||||||||||||||
| Input Power | 20–36 VDC, 200 mA Max (3 W Maximum Power Consumption) | ||||||||||||||||||||||||
| Typical Current | 80 to 150 mA | ||||||||||||||||||||||||
| Analog Output | Source or Sink | ||||||||||||||||||||||||
| Analog Signal (0–20 mA) |
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| Relay Contact Rating |
5 A @ 250 VAC 5 A @ 30 VDC (North America) 5 A @ 30 V RMS / 42.4 V Peak 5 A @ 30 VDC (Europe) |
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| RS-485 Output | Modbus RTU, supports up to 128 units (or 247 units with repeaters) | ||||||||||||||||||||||||
| Baud Rate | 2400, 4800, 9600 or 19200 bps | ||||||||||||||||||||||||
| HART | Fully HART 7 FieldComm Compliant | ||||||||||||||||||||||||
| EMC | Complies with EN 50130-4 and EN 61000-6-4 | ||||||||||||||||||||||||
| Cable Requirements | Screened or Screened & Armored cable to BS5308 Part 2 Type 2 (or equivalent) | ||||||||||||||||||||||||
| Status Indicator | 3 LEDs for Status, Fault and Alarm Indication | ||||||||||||||||||||||||
| Fault Monitoring | Memory checksum, reset line shorted, optics blockage, internal voltages and low supply voltage. | ||||||||||||||||||||||||
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