Description
RM7800L1053 Burner Control
Programming Control with Proven Purge, LHL-LF & HF Sequences, Intermittent Pilot Valve, Includes Keyboard Display, 120 Vac
The RM7800L1053 is a microprocessor-based integrated burner control designed for automatically fired gas, oil, coal, or combination fuel single burner applications. It includes a proven purge feature and supports LHL (Low-High-Low), LF (Low Fire), and HF (High Fire) sequencing. This model features an intermittent pilot valve and comes equipped with a Honeywell S7800A1142 Keyboard Display Module for setup, diagnostics, and fault monitoring.
Key Features
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Built-in Keyboard Display Module (S7800A1142) for real-time diagnostics, setup, and fault annunciation
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Provides automatic burner sequencing, flame supervision, lockout status, and system diagnostics
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Compatible with all 7800 Series plug-in flame amplifiers (UV, IR, rectification)
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Five function Run/Test switch enables local servicing and commissioning
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Five LEDs provide sequence status, including a blinking Power LED for lockout code display
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Nonvolatile memory retains history files and lockout events after power loss
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Access terminals for external electrical checks and voltage testing
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Application flexibility with selectable Airflow Switch check and pilot options
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Supports communication modules and interface options for remote monitoring
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Compact design mounts directly to standard Honeywell Q7800A or Q7800B universal subbases
Technical Specifications
| Specification | Value |
|---|---|
| Application | Programming Control |
| Voltage | 120 Vac |
| Pilot Type | Interrupted |
| Second Stage Pilot Valve | Intermittent |
| Flame Establishing Time – Pilot | 4 sec or 10 sec |
| Flame Establishing Time – Main | 10 sec or Intermittent |
| Interlocks | Lockout |
| Preignition | Yes |
| Airflow Check | User Selectable |
| Display | S7800A1142 Keyboard Display Included |
| Compatible Amplifiers | R7847, R7848, R7849, etc. |
| Flame Detection | UV, IR, Rectification (via amplifier) |
| Memory | Nonvolatile |
Common Applications
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Industrial burners requiring full sequencing and proven purge capability
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Systems requiring selectable flame establishing times and flexible interlock logic
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Installations needing built-in diagnostics and lockout fault history
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Multi-stage burner systems with intermittent pilot control
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Retrofit and upgrade projects needing a plug-and-play Honeywell 7800 Series solution
