The Honeywell R7847A1041 is a rectification-type flame amplifier designed for use with the Honeywell 7800 Series burner control systems. This module provides reliable flame signal amplification without self-check functionality and offers a flame failure response time of 2 or 3 seconds, depending on system configuration. It is compatible with rectifying flame rods and ultraviolet flame sensors, making it suitable for gas, oil, and coal-fired applications.
Technical Specifications
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Model: R7847A1041 (Manufactured OEM part for Fulton Boilers)
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Flame Detection Type: Rectification and ultraviolet (UV)
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Response Time: 2 or 3 seconds flame failure response
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Self-Check: No
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Flame Signal Range: 0.0 to 5.0 VDC
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Color Code: Green
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Operating Voltage: Supplied by 7800 Series control
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Mounting: Plug-in module for 7800 Series
Key Features
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Works with rectifying flame rods and UV flame sensors
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No self-check function, ideal for non-critical or continuously monitored systems
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2 or 3 second FFRT provides prompt flame failure detection
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Compatible with Honeywell’s 7800 Series primary safety controls
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Simple plug-in design for quick installation and replacement
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Provides reliable signal conditioning for safe burner operation
Compatible Flame Sensors
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Flame Rods (Gas):
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C7004
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C7005
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C7007
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C7008
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C7009
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Q179 Series
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Ultraviolet Flame Sensors (Gas, Oil, Coal):
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C7012A
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C7012C
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Compatible Controls & Components
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Honeywell 7800 Series relay modules
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Q7800 universal wiring subbases
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Rectifying flame rod assemblies
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UV flame scanners (C7012 series)
Industry Applications
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Boilers and burners firing gas, oil, or coal
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Commercial and industrial heating systems
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HVAC and energy plant combustion control
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Process heating requiring flame verification
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Retrofit systems using rectification-type flame detection
Installation & Maintenance Notes
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Plug into designated slot on 7800 Series control chassis
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Ensure proper flame sensor type and wiring are used
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Verify correct FFRT setting during commissioning
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Periodically test flame signal strength using built-in test jacks
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Only use in systems where self-check functionality is not required
We ship this product worldwide! Delivery is normally stock.
Request a Quote now or call us at 1-800-755-2883 for expert assistance.