Description
Overview
The Honeywell LG1093AA04 is an industrial-grade ultraviolet (UV) flame sensor designed for monitoring gas turbine combustion. It provides fast, highly sensitive detection of hydrocarbon flames, ensuring reliable operation and safety in power generation, offshore platforms, and other high-demand industrial environments. Its robust construction allows operation in high-temperature, high-vibration conditions typical of turbine applications.
Technical Specifications
| Specification |
Details |
| Manufacturer |
Honeywell |
| Part Number |
LG1093AA04 |
| Product Type |
UV Flame Sensor / Turbine Flame Monitor |
| Detection Technology |
Ultraviolet (UV) radiation, 190–290 nm spectral range |
| Sensitivity |
High; detects small flames |
| Response Time |
<0.1 seconds |
| Voltage Requirements |
28 VDC nominal (range 20–35 VDC) or 115 VAC |
| Operating Distance |
Up to 1000 ft (305 m) |
| Weight |
1.2 kg |
| Operating Temperature |
Suitable for high-temperature turbine environments |
| Storage Temperature |
-40 °C to +85 °C |
| Protection & Housing |
IP67, explosion-proof design |
| Certifications |
FM Explosion-Proof, CE |
Key Features
-
High Sensitivity: Detects even small hydrocarbon flames to maintain safety compliance.
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Rapid Response: Real-time flame detection with sub-0.1 second response time.
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Proven Reliability: Over three decades of deployment in GE turbines and industrial power systems.
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Explosion-Proof Design: Certified for hazardous and high-risk environments.
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Extended Range: Capable of detecting flames up to 1000 ft, ideal for large turbine installations.
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Durable Construction: Built to withstand high temperatures, vibration, and demanding industrial conditions.
Applications
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Power Generation: Continuous flame monitoring for gas turbines.
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Oil & Gas: Offshore pumping stations, refineries, and processing units.
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Marine: Shipboard power systems and turbine monitoring.
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Industrial Plants: High-temperature combustion monitoring in manufacturing facilities.
Considerations
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Integration: Designed for Honeywell UV flame monitoring systems; verify compatibility with turbine control systems.
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Environmental Conditions: Engineered for high vibration and temperature, but correct installation is critical for optimal performance.
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Maintenance: Periodic inspection recommended to ensure sensor sensitivity and reduce false alarms.
FAQ
Q: What is the detection range of the LG1093AA04?
A: It can detect flames up to 1000 ft (305 m) from the sensor, suitable for large-scale turbines.
Q: Which voltage options are supported?
A: The sensor operates on 28 VDC (20–35 VDC range) or 115 VAC depending on configuration.
Q: Can it be used in hazardous areas?
A: Yes, the sensor is explosion-proof and FM-certified for hazardous industrial environments.
Q: Are there similar Honeywell sensors for turbine applications?
A: Comparable sensors include Honeywell LG1089AA03 and LG1100AA05, which provide UV flame detection for GE and licensed turbine units.
