RM7840L1075 | Honeywell 7800 Series Burner Programmer Control 120VAC

Honeywell · HVAC & Building Controls

Description  The Honeywell RM7840L1075 is a 7800 Series microprocessor-based burner programmer control designed for single-burner gas, oil, coal, or combination fuel applications. Operating at 120 VAC, it provides automated sequencing, flame supervision, and system diagnostics with selectable pilot and main flame establishing periods. The RM7840L1075 supports interrupted pilot operation and integrates with Valve Proving Systems for enhanced combustion safety.   Technical Specifications  Condition New/Never Used Surplus Brand Honeywell Category HVAC Part Number RM7840L1075 Subcategory Burner Control Series 7800 Series Flame Safeguard Input Voltage 120 VAC Pilot Flame Establishing Period 4 or 10 seconds (selectable) Main Flame Establishing Period 10 or 15 seconds (selectable) Pilot Type Interrupted Early Spark Termination 5 seconds Airflow Check User selectable Second Stage Pilot Valve Selectable Display Compatibility S7800A1142 Keyboard Display Module Subbase Compatibility Q7800A or Q7800B Dimensions 5" W x 5" H x 5-1/4" D (with Q7800A) Weight 2.50 lbs     Information About RM7840L1075 The RM7840L1075 is part of the Honeywell 7800 Series Flame Safeguard (FSG) controls, engineered for industrial and commercial burner management systems. It features interchangeable plug-in flame amplifiers and supports programming through the S7800A1142 keyboard display module for configuration and diagnostics. The control includes user-selectable airflow checks, selectable second-stage pilot valve control, and early spark termination at five seconds. Designed for use with Q7800A or Q7800B subbases, it provides flexible installation and monitoring capability in combustion control systems. Key Features: Microprocessor-Based Burner Control: Provides automatic sequencing and flame supervision. 120 VAC Operation: Compatible with standard industrial control voltage. Selectable Flame Establishing Periods: Pilot (4 or 10 sec) and Main (10 or 15 sec). Interrupted Pilot Configuration: Supports interrupted pilot burner systems. Valve Proving System Compatible: Designed for integration with VPS-equipped burners. Five LED Status Indicators: Displays sequence and fault information; power LED flashes lockout codes. Run/Test Switch: Five-function switch for commissioning and troubleshooting. Early Spark Termination: 5-second spark control to optimize ignition sequence. Interchangeable Flame Amplifiers: Plug-in design for flexible flame detection options. The RM7840L1075 delivers the reliability and precision required for industrial flame safeguard and burner sequencing applications.

Brand: Honeywell · Category: HVAC & Building Controls

Key features

• Microprocessor-Based Burner Control: Provides automatic sequencing and flame supervision.
• 120 VAC Operation: Compatible with standard industrial control voltage.
• Selectable Flame Establishing Periods: Pilot (4 or 10 sec) and Main (10 or 15 sec).
• Interrupted Pilot Configuration: Supports interrupted pilot burner systems.
• Valve Proving System Compatible: Designed for integration with VPS-equipped burners.
• Five LED Status Indicators: Displays sequence and fault information; power LED flashes lockout codes.
• Run/Test Switch: Five-function switch for commissioning and troubleshooting.
• Early Spark Termination: 5-second spark control to optimize ignition sequence.
• Interchangeable Flame Amplifiers: Plug-in design for flexible flame detection options.

Specifications

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