RM7800G2018 Honeywell Burner Control
$3,800.00
Programmer Ctrl., LHL-LF Proven Purge
The RM/EC7800 2000 Series must be used with subbases Q7800A2005/U, Q7800B2003/U, Q7800B2011/U
RM7800G2018 Honeywell Burner Control Datasheet
Overview
The Honeywell RM7800G2018 is a modular burner control unit in the 7800 Series. It offers full safety sequencing, diagnostics, and modular expansion for modern burner systems. With support for features such as Low Fuel (LF) staging, “full” mode operation, and integration with peripheral modules (displays, amplifiers, reset modules), it’s built for flexibility and reliability in industrial and commercial applications.
Specifications
| Application | Programming Control |
| Dimensions (in.) | 5 in. wide x 5 in. high x 5 1/4 in. deep with Q7800A Subbase x 6 3/32 in. deep with Q7800B Subbase |
| Dimensions (mm) | 127 mm wide x 127 mm high x 133 mm deep with Q7800A Subbase x 155 mm deep with Q7800B Subbase |
| Weight (lb) | 1 lb 10 oz |
| Weight (kg) | 0.7 kg |
| Comments | Includes S7800 Display, LHL-LF Proven |
| Frequency | 50 Hz; 60 Hz (±10%) |
| Approvals, Underwriters Laboratories Inc. | Component Recognized, File No. MP268; Guide No. MCCZ. |
| Approvals, Canadian Standards Association | Certified, File No. LR95329-3. |
| Voltage | 120 Vac (+10, -15%) |
| Shipping and Storage Temperature Range (F) | -40 F to +140 F |
| Shipping and Storage Temperature Range (C) | -40 C to +60 C |
| Approvals, Federal Communications Commission | FCC Part 15, Class B, Emissions. |
| Flame Establishing Period – Pilot | 4 sec or 10 sec |
| Flame Establishing Period – Main | 10 sec, or 15 sec, or 30 sec, or Intermittent |
| Interlocks | Running |
| Preignition | Yes |
| PrePurge | Determined by ST7800A Purge Timer Card |
| PostPurge | 15 sec |
| Early Spark Termination | Yes, 5 sec |
| Required Components | Q7800A,B Universal Wiring Subbases. R7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier. ST7800A Plug-in Purge Timer Card. |
| AirFlow Check | User selectable |
| Second Stage Pilot Valve | selectable |
| Pilot Type | interrupted |
| Vibration | 0.5 G environment |
| Approvals, Swiss RE | Acceptable |
| Approvals, Factory Mutual | Report No. 1V9AO.AF. |
Key Features & Benefits
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Built-in logic for full mode or low fuel mode operation
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Modular design allows adding displays, reset modules, sensors, amplifiers
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Real-time diagnostics and fault history improve maintenance efficiency
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Handles gas, oil, or combination burner systems
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Integration with 7800 Series ecosystem ensures compatibility and upgrade path
Applications
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Industrial and commercial boiler or furnace control systems
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Burns requiring low-fuel and full-fuel staging
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Retrofitting older burner controls to expandable modular platforms
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Systems needing advanced diagnostics and modular upgradeability
Installation & Maintenance Tips
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Insert module in its keyed relay rack location
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Add peripheral modules as required (display, reset, sensors)
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During setup, verify sequencing, staging, and diagnostics via display
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Use fault history and diagnostics to troubleshoot burner issues
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Periodically inspect module slot integrity and wiring connections
| Weight | 4 lbs |
|---|---|
| Dimensions | 9 × 9 × 9 in |
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