Product details
Product Overview – 85UVF1-1CEX-K3
- Type: Integrated Flame Scanner
- Brand: Fireye
- Model: 85UVF1-1CEX-K3
- Relay: Internal flame relay (SPST N.O.)
- Spectral Range: 310 to 500 nm
- Protection: IP66 (NEMA 4X)
- Power: 24V DC, 200 mA
- Housing: Cast aluminum with polyester coating
Technical Data – Tree Structure
- Optical
- Spectral range: 310-500 nm (advanced filter)
- Technology: Integrated flame detection
- Electrical
- Input power: 24V DC, 200 mA
- Flame relay: SPST N.O., 2A @ 30V DC / 230V AC
- Fault relay: SPST N.C., same rating
- Analog output: 4-20 mA DC (isolated, max 750 Ω)
- Connection: 8-pin quick-disconnect
- Physical & Environmental
- Housing: Cast aluminum, gray polyester powder coat
- Protection: IP66 (NEMA 4X)
- Temperature (ambient): -40…+65 °C
- Temperature (internal): -40…+82 °C
- Humidity: 0-95% RH (non-condensing)
- Weight: 4.3 kg (9.5 lbs)
- Cooling / Purge Air
- Source: Clean, dry, cool air
- Volume: 4 SCFM (113 l/min), up to 15 SCFM in dirty environments
- Pressure: Sufficient to overcome furnace pressure
Expert Review
85UVF1-1CEX-K3 provides reliable flame detection with 310-500 nm range. The internal flame relay simplifies system wiring. It operates in extreme temperatures from -40°C to +65°C. The IP66 rating protects against dust and water. A solid choice for burner management systems.
Manager’s Insight
This scanner reduces installation time with its 8-pin quick-disconnect. The 4-20 mA output provides real-time flame intensity data. Use it for industrial burners, boilers, or heaters. Its rugged cast aluminum housing withstands harsh furnace environments.
Compatible Devices & Applications
- Systems: Burner management systems, PLCs, DCS
- Applications: Industrial burners, boilers, furnaces, heaters
- Industries: Power generation, oil & gas, chemical, cement
- Mounting: Directly on furnace or windbox with purge air
Comparison – Similar Models
- 85UVF1-1CEX-K2 – similar, different relay configuration
- 85UVF1-1Q – 310-500 nm, relay output only
- 95IR-1 – infrared flame scanner for longer distances
FAQ – Professional Questions
- Q: What spectral range does this scanner detect?
- A: 310 to 500 nanometers (UV/visible).
- Q: What is the enclosure protection rating?
- A: IP66 (NEMA 4X).
- Q: What temperature range can it handle?
- A: -40°C to +65°C ambient, +82°C internal.
- Q: How much purge air does it need?
- A: 4 SCFM (up to 15 SCFM in dirty environments).
- Q: What outputs does it provide?
- A: SPST flame relay, SPST fault relay, 4-20 mA analog.
Experience-based FAQ & Selection Guide
- Q: Why does my scanner show low signal?
- A: Clean the optical window and check purge air flow.
- Q: Can I use this outdoors?
- A: Yes, IP66/NEMA 4X protects against weather.
- Q: How to connect the 8-pin connector?
- A: Refer to the wiring diagram for pin assignments.
- Q: What is the analog output for?
- A: It provides real-time flame intensity for monitoring.
- Q: How to test the flame relay?
- A: Use the test function or simulate flame with a UV source.
- Q: Can I replace just the sensor element?
- A: No, the entire unit must be replaced for service.
Selection Guide – What to Consider
- Flame type: UV/visible (310-500 nm) for oil, gas, or coal flames.
- Temperature: Ensure ambient temperature stays within -40°C to +65°C.
- Mounting: Requires clean purge air to keep the window clear.
- Outputs: Choose based on your control system requirements.
- Environment: IP66/NEMA 4X for outdoor or washdown areas.
Warranty, Shipping & Support
- Warranty: 12 months against manufacturing defects.
- Dispatch: 12–24 hours after order confirmation.
- Couriers: FedEx, UPS, DHL (express delivery).
Contact Information
For inquiries: sales@powergearx.com
WhatsApp: +86 18030005825
Copyright © 2026 Powergear X Automation Limited. All rights reserved.
Original Source: https://www.powergearx.com/
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