flame detectors
Ultraviolet Flame Detector C7076A,D
Adjustable Sensitivity Ultraviolet Flame Detector
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Overview
The C7076 Adjustable Sensitivity Ultraviolet Flame Detector is a solid-state, adjustable sensitivity, device for sensing the ultraviolet radiation emanating from gas, oil and pulverized coal flames. It is designed for burner management and flame safety systems which require optimum sensitivity and/or flame discrimination.
Features & Benefits:
Features & Benefits:
- High level output permits long distance transmission without special wiring
- Solid state circuitry assures long life and stable sensitivity over wide ranges of temperature and voltage
- Available in two versions:
- C7076A for use in standard installations
- Obsolete: C7076D for use in installations requiring explosion-proof packaging
Specifications
Ignition, Flame & Supervision Specifications
- Wiring
- NEC Class 1; 18 AWG, 8 ft leads; separate conduits for signal and power
- Parallel Detector Capability
- Up to 2 detectors per amplifier
- Flame Signal Range
- 1.4 to 5.5 µA (detector), 0.0 to 5.0 VDC (amplifier)
Measurement, Accuracy & Sensing
- Sensitivity Adjustment
- Two independent controls (A and B), each with 400:1 dynamic range
Air & Combustion Air Specifications
- Air Flow Requirements
- Purge: 0.7 SCFM min; Recommended: 3 SCFM; Seal-off: 5 psig max
Electrical Specifications
- Line Voltage Options
- 100 VAC, 120 VAC, 220/240 VAC (±10/-15%), 50/60 Hz
- Shutter Frequency
- Self-check every 5 seconds (via R7886 amplifier)
Control, Logic & Functional Behavior
- Operating Principle
- UV radiation detection with dynamic self-check via R7886 amplifier
Temperature Control/Measurement
- Temperature Rating
- Ambient: -40 to +160 deg F (-40 to +71 deg C)
- Aspirator: max 225 deg F
Pressure Specifications
- Pressure Ratings
- Viewing lens: max 20 psig (138 kPa)
Installation & Mounting Specifications
- Mounting Options
- 1 in NPT sight pipe; 3/8 in NPT air supply; optional swivel mount
Material Specifications
- Housing Material
- Aluminum and cadmium-plated steel
Environmental Conditions
- Enclosure Rating
- NEMA 4 (watertight and dust-tight)
Applications & Compatibility
- Compatibility
- Must be used with R7886 Dynamic Self-Check UV Amplifier
- Applications
- Flame detection for gas, oil, and pulverized coal burners
Standards & Certifications
- Approvals
- CE Certified, SIL 3 Capable, UL Listed, UKCA Certified, RoHS Compliant, WEEE Directive 2012/19/EU
Ignition, Flame & Supervision Specifications
- Wiring
- NEC Class 1; 18 AWG, 8 ft leads; separate conduits for signal and power
- Parallel Detector Capability
- Up to 2 detectors per amplifier
- Flame Signal Range
- 1.4 to 5.5 µA (detector), 0.0 to 5.0 VDC (amplifier)
Measurement, Accuracy & Sensing
- Sensitivity Adjustment
- Two independent controls (A and B), each with 400:1 dynamic range
Air & Combustion Air Specifications
- Air Flow Requirements
- Purge: 0.7 SCFM min; Recommended: 3 SCFM; Seal-off: 5 psig max
Electrical Specifications
- Line Voltage Options
- 100 VAC, 120 VAC, 220/240 VAC (±10/-15%), 50/60 Hz
- Shutter Frequency
- Self-check every 5 seconds (via R7886 amplifier)
Control, Logic & Functional Behavior
- Operating Principle
- UV radiation detection with dynamic self-check via R7886 amplifier
Temperature Control/Measurement
- Temperature Rating
- Ambient: -40 to +160 deg F (-40 to +71 deg C)
- Aspirator: max 225 deg F
Pressure Specifications
- Pressure Ratings
- Viewing lens: max 20 psig (138 kPa)
Installation & Mounting Specifications
- Mounting Options
- 1 in NPT sight pipe; 3/8 in NPT air supply; optional swivel mount
Material Specifications
- Housing Material
- Aluminum and cadmium-plated steel
Environmental Conditions
- Enclosure Rating
- NEMA 4 (watertight and dust-tight)
Applications & Compatibility
- Compatibility
- Must be used with R7886 Dynamic Self-Check UV Amplifier
- Applications
- Flame detection for gas, oil, and pulverized coal burners
Standards & Certifications
- Approvals
- CE Certified, SIL 3 Capable, UL Listed, UKCA Certified, RoHS Compliant, WEEE Directive 2012/19/EU
- Wiring : NEC Class 1; 18 AWG, 8 ft leads; separate conduits for signal and power
- Parallel Detector Capability : Up to 2 detectors per amplifier
- Sensitivity Adjustment : Two independent controls (A and B), each with 400:1 dynamic range
- Air Flow Requirements : Purge: 0.7 SCFM min; Recommended: 3 SCFM; Seal-off: 5 psig max
- Line Voltage Options : 100 VAC, 120 VAC, 220/240 VAC (±10/-15%), 50/60 Hz
- Operating Principle : UV radiation detection with dynamic self-check via R7886 amplifier
- Temperature Rating : Ambient: -40 to +160 deg F (-40 to +71 deg C)|Aspirator: max 225 deg F
- Flame Signal Range : 1.4 to 5.5 µA (detector), 0.0 to 5.0 VDC (amplifier)
- Shutter Frequency : Self-check every 5 seconds (via R7886 amplifier)
- Pressure Ratings : Viewing lens: max 20 psig (138 kPa)
- Mounting Options : 1 in NPT sight pipe; 3/8 in NPT air supply; optional swivel mount
- Housing Material : Aluminum and cadmium-plated steel
- Enclosure Rating : NEMA 4 (watertight and dust-tight)
- Compatibility : Must be used with R7886 Dynamic Self-Check UV Amplifier
- Applications : Flame detection for gas, oil, and pulverized coal burners
- Approvals : CE Certified, SIL 3 Capable, UL Listed, UKCA Certified, RoHS Compliant, WEEE Directive 2012/19/EU
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