R7861A1034 Honeywell Dynamic Self-Check UV Flame Amplifier Datasheet
The Honeywell R7861A1034 Amplifier FOR USE W/RM78XX AND EX78XX Relay ModuleS, 50/60HZ, 0.8 OR 1 SEC Flame FAILURE RESPONSE TIME.
Product Overview
The Honeywell R7861A1034 is a dynamic self-checking ultraviolet flame amplifier designed for use with Honeywell’s 7800 Series relay modules. It works with self-checking UV flame detectors to provide reliable flame signal amplification while continuously monitoring detector and amplifier integrity. With selectable flame failure response times and test jacks for measurement, this amplifier enhances combustion system safety.
Specifications of R7861A1034 Honeywell Dynamic Self-Check UV Flame Amplifier
| Specification | Detail |
|---|---|
| Model | R7861A1034 |
| Type | UV flame amplifier, dynamic self-check |
| Compatible Detectors | Self-checking ultraviolet flame detectors (C7061 series and others) |
| Flame Failure Response Time (FFRT) | Selectable 0.8 or 1.0 seconds |
| Flame Signal Output | 0.0 to 5.0 V DC |
| Diagnostic Features | Continuous self-check testing of amplifier and detector |
| Mounting | Plug-in edge connector for 7800 series relay modules |
| Test Jacks | Provided for on-site measurement of flame signal voltage |
| Identification | Color-coded labeling for quick recognition |
Features & Benefits
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Dynamic self-check technology provides continuous system validation for safety.
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Selectable FFRT (0.8 or 1.0 seconds) allows flexible tuning for burner applications.
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0–5 V DC flame signal output enables easy monitoring during commissioning and service.
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Plug-in modular design simplifies installation and replacement.
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Diagnostic test jacks allow quick verification of flame signal strength.
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Color-coded identification reduces risk of installation errors.
Applications
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Industrial and commercial boilers requiring UV flame supervision.
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Burner management systems needing amplified flame signals with self-diagnostics.
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Retrofit upgrades to self-checking flame amplifier modules.
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Combustion systems requiring continuous fault detection and automatic lockout for safety.
Installation & Maintenance Notes
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Insert amplifier only in the keyed connector slot of the relay module.
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Use test jacks to measure flame signal voltage during setup or troubleshooting.
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Replace the amplifier if diagnostic faults persist or if flame signal is unreliable.
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Keep connectors clean and free of dust or corrosion.
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Avoid excessive mechanical stress when plugging or removing the module.



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