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
Air & Combustion Air Specifications
- Air Flow Requirements
- Purge: 0.7 SCFM min; Recommended: 3 SCFM; Seal-off: 5 psig max
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)
Temperature Control/Measurement
- Temperature Rating
- Ambient: -40 to +160 deg F (-40 to +71 deg C)
- Aspirator: max 225 deg F
Electrical Specifications
- Shutter Frequency
- Self-check every 5 seconds (via R7886 amplifier)
- Power Consumption
- 7 W (14 VA) Watt
- Line Voltage Options
- 100 VAC, 120 VAC, 220/240 VAC (±10/-15%), 50/60 Hz
Measurement, Accuracy & Sensing
- Sensitivity Adjustment
- Two independent controls (A and B), each with 400:1 dynamic range
Pressure Specifications
- Pressure Ratings
- Viewing lens: max 20 psig (138 kPa)
Control, Logic & Functional Behavior
- Operating Principle
- UV radiation detection with dynamic self-check via R7886 amplifier
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
Air & Combustion Air Specifications
- Air Flow Requirements
- Purge: 0.7 SCFM min; Recommended: 3 SCFM; Seal-off: 5 psig max
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)
Temperature Control/Measurement
- Temperature Rating
- Ambient: -40 to +160 deg F (-40 to +71 deg C)
- Aspirator: max 225 deg F
Electrical Specifications
- Shutter Frequency
- Self-check every 5 seconds (via R7886 amplifier)
- Power Consumption
- 7 W (14 VA) Watt
- Line Voltage Options
- 100 VAC, 120 VAC, 220/240 VAC (±10/-15%), 50/60 Hz
Measurement, Accuracy & Sensing
- Sensitivity Adjustment
- Two independent controls (A and B), each with 400:1 dynamic range
Pressure Specifications
- Pressure Ratings
- Viewing lens: max 20 psig (138 kPa)
Control, Logic & Functional Behavior
- Operating Principle
- UV radiation detection with dynamic self-check via R7886 amplifier
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
- Air Flow Requirements : Purge: 0.7 SCFM min; Recommended: 3 SCFM; Seal-off: 5 psig max
- Wiring : NEC Class 1; 18 AWG, 8 ft leads; separate conduits for signal and power
- Temperature Rating : Ambient: -40 to +160 deg F (-40 to +71 deg C)|Aspirator: max 225 deg F
- Shutter Frequency : Self-check every 5 seconds (via R7886 amplifier)
- Sensitivity Adjustment : Two independent controls (A and B), each with 400:1 dynamic range
- Pressure Ratings : Viewing lens: max 20 psig (138 kPa)
- Power Consumption : 7 W (14 VA) Watt
- Parallel Detector Capability : Up to 2 detectors per amplifier
- Operating Principle : UV radiation detection with dynamic self-check via R7886 amplifier
- Mounting Options : 1 in NPT sight pipe; 3/8 in NPT air supply; optional swivel mount
- Line Voltage Options : 100 VAC, 120 VAC, 220/240 VAC (±10/-15%), 50/60 Hz
- Housing Material : Aluminum and cadmium-plated steel
- Flame Signal Range : 1.4 to 5.5 µA (detector), 0.0 to 5.0 VDC (amplifier)
- Enclosure Rating : NEMA 4 (watertight and dust-tight)
- Compatibility : Must be used with R7886 Dynamic Self-Check UV Amplifier
- Approvals : CE Certified, SIL 3 Capable, UL Listed, UKCA Certified, RoHS Compliant, WEEE Directive 2012/19/EU
- Applications : Flame detection for gas, oil, and pulverized coal burners
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