Fireye 85UVF1A-1QDK3 – Phoenix Series II UV Flame Scanner, Selectable FFRT
The Fireye 85UVF1A-1QDK3 Phoenix Series II Flame Scanner is a microprocessor-based ultraviolet (UV) flame detection device designed for industrial burners, providing selectable Flame Failure Response Time (FFRT) and advanced optical filtering. This scanner offers accurate flame detection, self-diagnostics, and an internal flame relay, eliminating the need for external flame amplifiers or switches.
Featuring enhanced optical sensitivity, the 85UVF1A-1QDK3 detects UV wavelengths from 310 nm up to 500 nm, making it ideal for applications requiring precise flame monitoring.
✅ Key Features
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✅ Phoenix Series II UV flame scanner with selectable FFRT
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✅ Advanced optical filter for detection of 310–500 nm wavelengths
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✅ Microprocessor-based with solid-state flame detection sensor
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✅ Internal flame relay with automatic ON/OFF threshold
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✅ Full self-diagnostics and electronic self-checking
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✅ 4-button keypad and LED indicators for flame signal, relay status, scanner status, and operation mode
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✅ Analog 4–20mA output for flame strength
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✅ 24 VDC, 0.2A input power
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✅ Electrical connection via 8-pin quick-disconnect (QD)
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✅ Durable cast aluminum housing with gray polyester powder coat
📋 Specifications
| Specification | Details |
|---|
| Part Number |
85UVF1A-1QDK3 |
| Product Type |
Phoenix Series II UV Flame Scanner |
| Brand |
Fireye |
| Sensor Type |
Ultraviolet (UV) Solid-State |
| Input Power |
24 VDC, 0.2A |
| Contact Rating |
2A Max Resistive @ 230VAC/30VDC |
| Ambient Temperature |
-40°F to 150°F (-40°C to 65°C) |
| Electrical Connection |
8-pin quick-disconnect (QD) |
| Housing Material |
Cast aluminum, gray polyester powder coat |
| Output |
Analog 4–20mA (flame strength) |
| Controls |
4-button keypad, LED indicators |
| Function |
Detects flame amplitude and provides internal flame relay |
| Features |
Selectable FFRT, advanced optical filter, self-diagnostics, self-checking |
| Compatible Scanners |
Fireye Phoenix 85UVF UV and 85IRF IR integrated flame scanners |
🔄 Cross Reference Table
| Manufacturer | Reference |
|---|
| Fireye |
85UVF1A-1QDK3 |
| Application |
Phoenix Series II UV flame scanner, selectable FFRT, advanced optical filter |
⚠️ Common Symptoms Indicating Replacement
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Inconsistent or missing flame detection
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Scanner fails self-diagnostics or LED indicators show fault
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Damaged keypad, LED indicators, or optical window
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Internal flame relay fails to operate correctly
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Inaccurate analog 4–20mA flame strength output
❓ Frequently Asked Questions (FAQ)
Q: What voltage does this scanner operate on?
A: 24 VDC, 0.2A.
Q: Does this Phoenix scanner need an external flame amplifier?
A: No, it has an internal flame relay with automatic ON/OFF thresholds.
Q: What wavelengths can it detect?
A: Detects UV emissions from 310 to 500 nm using an advanced optical filter.
Q: How is it connected electrically?
A: Via an 8-pin quick-disconnect (QD) connection.
Q: What indicators does it have?
A: 4-button keypad with LEDs for flame signal, relay status, scanner status, and selected operation mode.
🛒 Shopping Tips
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Confirm spectral range and FFRT settings for your application.
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Use quick-disconnect wiring for fast installation or replacement.
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Check LED indicators regularly to verify scanner operation.
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Stainless steel or powder-coated aluminum housings are ideal for harsh environments.
