The Honeywell RM7838A1014 Burner Control 120V, 50/60 HZ.
Overview
The Honeywell RM7838A1014 is a microprocessor-based semi-automatic ON/OFF burner control from the RM7800 Series. Designed for 120 VAC operation, this module provides complete burner sequencing, flame supervision, postpurge timing, and safety shutdown capabilities.
Engineered for commercial and industrial combustion systems, it features a 30-second postpurge, intermittent pilot operation, built-in diagnostics, and non-volatile memory that stores lockout history after power loss. Its modular, plug-in design ensures easy installation and fast replacement.
Features
-
Semi-automatic ON/OFF primary burner control for 120 VAC systems
-
Microprocessor-based design with integrated flame safeguard logic
-
Intermittent pilot function with selectable establishing times
-
30-second postpurge for safe burner shutdown
-
Five LED indicators for system sequence and fault codes
-
Built-in Run/Test switch for commissioning and service
-
Non-volatile memory retains fault history after power interruption
-
Modular plug-in construction for quick installation and maintenance
-
Suitable for gas, oil, or combination-fuel burner systems
Specifications
| Application | Semi Automatic 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 |
| Item Type | Product |
| 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 | Intermittent |
| Interlocks | Running |
| PrePurge | Determined by ST7800A Purge Timer Card |
| Required Components | Q7800A,B Universal Wiring Subbases. R7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier. ST7800A Plug-in Purge Timer Card. |
| Pilot Type | intermittent |
| Vibration | 0.5 G environment |
| Approvals, Control Safety Devices | Acceptable: CSD-1 |
| Approvals, Swiss RE | Acceptable |
| Approvals, Factory Mutual | Report No. OX4A5.AF. |
Applications
The RM7838A1014 Honeywell Burner Control is designed for single-burner applications requiring safe ignition, flame supervision, and automatic sequencing. Common uses include:
-
Packaged boilers and furnaces
-
Industrial ovens and dryers
-
Process heaters and kilns
-
Gas, oil, or combination-fuel combustion systems
This control ensures safe start-up, continuous flame monitoring, and automatic shutdown if unsafe conditions occur.
Benefits
-
Reliable flame safeguard control for ON/OFF burner systems
-
Easy installation with plug-in modular design
-
Fast troubleshooting using LED diagnostics
-
Retains system history for service efficiency
-
Backed by Honeywell reliability for industrial use


Reviews
There are no reviews yet.