Honeywell F860-CA Industrial flame detector

The Honeywell F860-CA is a high-performance industrial flame detector designed to provide reliable fire detection in hazardous and non-hazardous environments. As part of Honeywell’s F860 series, this dual-band UV/IR detector combines ultraviolet and infrared sensing technologies to accurately identify flames while minimizing false alarms from non-fire sources.

Honeywell F860-CA is engineered for critical applications where rapid fire detection is essential to protect personnel, equipment, and facilities. Its advanced sensing algorithm distinguishes between genuine flames and nuisance sources such as sunlight, arc welding, and hot surfaces, ensuring dependable operation in challenging industrial settings. Whether deployed in oil refineries, chemical plants, or power generation facilities, Honeywell F860-CA delivers the sensitivity and specificity needed to enable timely fire suppression responses, reducing potential damage and downtime.

Detailed parameter table

Core advantages and technical highlights

Dual-band detection technology: F860-CA utilizes both UV and IR sensors working in tandem to confirm flame presence, significantly reducing false alarms compared to single-spectrum detectors. The UV sensor detects the short-wavelength radiation emitted by flames, while the IR sensor identifies specific infrared signatures of burning hydrocarbons. This combination ensures the detector ignores common interference sources like incandescent lights or exhaust stacks, making it ideal for busy industrial environments with multiple potential nuisance sources.

Extended detection range: With a maximum detection distance of 45 meters (148 feet) for hydrocarbon fires, F860-CA provides wide-area coverage, reducing the number of detectors needed for large facilities. This long-range capability is particularly valuable in open areas such as storage tank farms, where fewer devices simplify installation and maintenance while ensuring complete coverage of high-risk zones.

Harsh environment durability: Built to withstand extreme conditions, F860-CA features an IP66/IP67-rated housing that resists dust, water, and corrosion. It operates reliably in temperatures from -40°C to +75°C, making it suitable for arctic oil fields, desert pipelines, and coastal facilities exposed to salt spray. The detector’s rugged construction also withstands vibration (10g peak) and shock (50g), ensuring performance in dynamic industrial settings like offshore platforms or manufacturing plants.

Flexible integration: F860-CA offers multiple output options—4-20 mA analog for continuous monitoring and two Form C relays for direct control of fire suppression systems or alarms. This flexibility allows seamless integration with fire alarm panels, DCS, and safety systems like Honeywell’s Safety Manager. The analog output provides flame intensity data, enabling advanced analytics for predictive maintenance and system optimization.

Typical application scenarios

In oil and gas production facilities, F860-CA is installed in upstream drilling operations and midstream pipeline compressor stations. Mounted on tall structures overlooking storage tanks and processing equipment, the detector’s 45-meter range covers large areas where flammable gas releases could ignite. Its dual-band technology ignores false signals from engine exhaust and welding activities, ensuring rapid response to genuine jet or pool fires, triggering immediate shutdowns of fuel pumps and activation of foam suppression systems.

Chemical manufacturing plants deploy F860-CA in reactor halls and solvent storage areas, where volatile compounds pose fire risks. The detector’s resistance to corrosion makes it suitable for environments with chemical vapors, while its wide temperature range ensures operation near high-heat processes like distillation units. When a flame is detected, the detector’s relays activate local alarms and send a 4-20 mA signal to the plant’s DCS, initiating emergency protocols such as ventilation activation and evacuation alerts.

Power generation facilities utilize F860-CA in turbine enclosures and fuel storage yards. The detector’s ability to distinguish between turbine exhaust heat and actual flames prevents unnecessary shutdowns of critical generating equipment. In coal-fired plants, it monitors coal handling areas where dust ignition could occur, providing early detection to activate sprinkler systems before fires spread to nearby fuel stocks. The detector’s rugged design withstands the vibration and temperature fluctuations common in power plant environments.

Installation, commissioning and maintenance instructions

Installation preparation: Mount F860-CA using 3/4″ NPT threading or optional flange brackets, ensuring a clear line of sight to the monitored area without obstructions like pipes or equipment. Position the detector at a 30-45° angle downward for optimal coverage of potential fire sources. Connect to a 24 VDC power supply with surge protection, using shielded twisted-pair cable (minimum 0.5 mm²) for power and signal lines. Ground the housing separately from the electrical ground to minimize noise interference.

Commissioning and maintenance: Configure F860-CA using the Honeywell Detector Configuration Tool, setting sensitivity levels and relay functions according to site requirements. Perform a walk-test with a calibrated flame simulator to verify detection range and response time. Conduct quarterly visual inspections to check for lens contamination, corrosion, or physical damage. Clean the optical lens annually with a soft cloth and isopropyl alcohol to maintain sensitivity. Replace the sensor module every 7 years as preventive maintenance, using only Honeywell-approved parts to ensure certification compliance.