The Honeywell R7847B1023 0.8 OR 1 SEC Flame FAILURE RESPONSE TIME.
Honeywell R7847B1023 Flame Amplifier – 0.8 / 1.0-Second Ampli-Check Rectification Module
Product Overview
The Honeywell R7847B1023 is a rectification flame amplifier with Ampli-Check self-check capability, designed for use with Honeywell 7800 Series relay modules. It provides fast and dependable flame detection with selectable flame failure response times of 0.8 or 1.0 seconds. Built with a solid-state design, this green-labeled module delivers accurate flame monitoring and enhanced safety for burner systems.
Key Features
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Selectable Flame Failure Response Time (FFRT): 0.8 or 1.0 seconds for rapid flame detection and system shutdown.
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Flame Signal Range: 0.0 to 5.0 Vdc, monitored through built-in test jacks.
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Ampli-Check Self-Checking: Continuously monitors detectors and amplifier electronics for reliability.
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Detection Type: Rectification flame amplifier, compatible with flame rods.
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Relay Module Compatibility: Designed for Honeywell 7800 Series relay modules.
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Plug-In Design: Keyed PCB edge connector for simple installation and replacement.
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Color Coding: Green label to identify rectification type.
Technical Specifications
| Specification | Detail |
|---|---|
| Model Number | Honeywell R7847B1023 |
| Flame Failure Response Time | 0.8 or 1.0 seconds |
| Flame Signal Voltage | 0.0 – 5.0 Vdc |
| Detection Type | Rectification |
| Compatible Flame Rods | C7004, C7005, C7007, C7008, C7009, Q179 |
| Relay Module Compatibility | Honeywell 7800 Series |
| Test Jacks | Yes, for flame signal measurement |
| Self-Check | Ampli-Check self-checking functionality |
| Label Color | Green |
| Operating Temperature | −40°F to +140°F (−40°C to +60°C) |
| Storage Temperature | −40°F to +150°F (−40°C to +65°C) |
| Humidity Rating | Up to 85% RH, non-condensing |
Applications
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Industrial and commercial burner safety systems
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Flame safeguard control with Honeywell 7800 Series relay modules
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Gas flame rod detection for boilers and burners
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Installations requiring fast flame failure shutdown and self-checking capability
Benefits
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Enhanced safety with rapid flame failure response and Ampli-Check self-test
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Accurate monitoring of flame signal strength through test jacks
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Quick installation with plug-in keyed connector
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Durable design for long service life in harsh environments
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Clear identification with green rectification label
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