The Honeywell RM7800L2087 is a microprocessor-based relay module designed to provide burner sequencing, flame monitoring, and safety shutdown capabilities for on-off burner applications. This module is part of the RM7800 Series and includes a grounding pin for improved electrical stability and system reliability. It supports various flame detection methods through compatible flame amplifiers and sensors.
Technical Specifications
- Model: RM7800L2087
- Series: RM7800
- Product Type: Flame Safeguard Relay Module
- Power Supply: 120V AC, 50/60 Hz
- Burner Operation: On-Off
- Mounting: Q7800A Subbase (required)
- Flame Detection: UV, IR, or flame rod (rectification)
- Flame Amplifier Compatibility: R7847, R7848, R7849, R7851
- Field Flame Response Time (FFRT): Adjustable
- Reset Method: Manual reset after safety lockout
- Grounding Pin: Integrated for secure electrical connection
- Diagnostics: LED status indicators; compatible with S7830A display module
- Condition: New
Key Features
- Provides safe sequencing and flame monitoring for on-off burners
- Grounding pin enhances electrical integrity and system performance
- Modular plug-in design for fast installation and replacement
- Compatible with multiple flame sensing technologies
- Supports diagnostic functions and lockout history tracking
Compatible Accessories
- Q7800A Subbase
- S7830A Keyboard Display Module
- R7847, R7848, R7849, R7851 Flame Amplifiers
- UV and IR flame sensors
- Rectification flame rods
Industry Applications
- Industrial and commercial boilers
- Process heating systems
- Fuel-fired ovens and furnaces
- HVAC burner management systems
Installation & Maintenance Notes
- Mount only with Q7800A subbase and confirm grounding pin engagement
- Match flame amplifier to burner and sensor type
- Test flame signal strength during commissioning
- Use optional display module to review lockout history
- Perform periodic inspections of wiring and terminals
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