Description
Product Description
The Honeywell LG1093AC01 is an industrial-grade ultraviolet (UV) flame detector designed to monitor hydrocarbon combustion in boilers, furnaces, and gas turbines. Utilizing a Geiger-Müller phototube, it provides rapid detection of UV radiation emitted by flames, ensuring reliable flame verification and triggering alarms or shutdowns in unsafe conditions. Its robust stainless steel construction and solar-blind UV sensitivity make it suitable for harsh and hazardous industrial environments.
Technical Specifications
| Specification |
Details |
| Manufacturer |
Honeywell |
| Model |
LG1093AC01 |
| Type |
Ultraviolet (UV) Flame Detector |
| Detection Technology |
Geiger-Müller Phototube |
| Spectral Response |
180–260 nm (solar-blind UV range) |
| Response Time |
Flame detect: ~0.1 s; Flame loss detect: ~0.2 s |
| Operating Temperature |
-40°C to +177°C (-40°F to +350°F) |
| Pressure Rating |
Up to 400 psig at 150°F; 300 psig at higher temperatures |
| Cable Length |
12.8 m (42 ft), shielded Teflon |
| Output Signal |
Frequency output ≈275 Hz ±25 Hz or 4–20 mA DC loop |
| Power Supply |
Supplied via amplifier, typically 260–350 VDC |
| Housing Material |
Stainless steel, corrosion-resistant |
| Mounting Interface |
¾-inch NPT internal thread |
| Certifications |
CE, CSA, ATEX, FM explosion-proof |
Key Features
-
Ultra-fast flame detection under 0.1 seconds
-
Solar-blind UV sensor reduces false triggers from sunlight or hot surfaces
-
Durable stainless steel housing with EMI-shielded cable
-
High reliability for continuous industrial operation
-
Certified for hazardous locations with ATEX and FM approvals
Applications
Designed for industrial combustion monitoring, including boilers, furnaces, gas turbines, and power generation plants. It ensures safe operation by verifying flame presence, triggering alarms, or initiating shutdowns during flame loss, ideal for petrochemical plants and other high-risk industrial environments.
FAQ
Q: What types of flames can the LG1093AC01 detect?
A: It detects hydrocarbon flames emitting ultraviolet radiation within 180–260 nm.
Q: Is this sensor suitable for explosive atmospheres?
A: Yes, it is ATEX and FM certified for use in hazardous locations.
Q: What is the maximum cable length for installation?
A: The detector comes with a 12.8 m (42 ft) shielded Teflon cable, suitable for industrial applications.
