Honeywell RM7895A1014/U Microprocessor-Based Burner Control Module

Product Overview

The Honeywell RM7895A1014/U is a microprocessor-based burner control module delivering advanced safety and reliability. It manages single-burner gas, oil, or combination fuel systems with precise sequencing and flame supervision. Moreover, it offers integrated diagnostics and status indication to enhance operational efficiency. This module is ideal for industrial and commercial burner applications that require UL, CSA, or FM compliance.

Key Features and Functional Highlights

• Integrated microprocessor control ensures accurate burner sequencing and safety.
• First-out annunciation provides quick diagnostics and troubleshooting capabilities.
• Remote display and PC interface options enable convenient monitoring and control.
• Solid-state, modular design offers robust performance and long-term reliability.
• Interchangeable plug-in flame amplifiers simplify maintenance and reduce downtime.
• Optional local or remote annunciation displays operational status and faults.
• Nonvolatile memory retains system history and sequencing status after power loss.
• Selectable relight or lockout on flame loss enhances safety and compliance.
• Prepurge, airflow switch check, and plug-in purge timer card ensure proper ignition cycles.

Technical Specifications

• Control Type: Microprocessor-based burner control module
• Fuel Compatibility: Gas, oil, or combination
• Burner Type: Single burner
• Power Supply: 120 VAC, 50/60 Hz
• Operating Temperature: -40°C to +60°C (-40°F to +140°F)
• Mounting: Standard subbase installation
• Dimensions: 127 × 127 × 133 mm
• Weight: 0.9 kg
• Flame Detection: Plug-in amplifiers, pilot and main flame supervision
• Approvals: UL Component Recognized (File MP268), CSA Certified (LR95329-3), FCC Class B, CSD-1, Swiss RE acceptable, FM report OX4A5.AF
• Required Components: Q7800A/B Universal Wiring Subbases, ST7800A Purge Timer Card, 7800 Series Amplifiers (R7847–R7886)

Typical Applications

• Industrial and commercial burner systems requiring precise flame supervision.
• On-off primary control applications with prepurge functionality.
• Systems integrated with Honeywell’s KDM, Data ControlBus, or remote display modules.
• Safety-critical environments requiring UL, CSA, or FM-approved control solutions.

FAQ

Q: Can the RM7895A1014/U handle both gas and oil burners? A: Yes, it supports gas, oil, and combination fuel single-burner applications.

Q: Is remote monitoring possible? A: Yes, optional PC interface, KDM, or remote display modules are compatible.

Q: Does it retain data after a power loss? A: Yes, its nonvolatile memory preserves history files and sequencing status.

Q: What approvals does this module meet? A: It meets UL Component Recognition, CSA Certification, FM, FCC, and CSD-1 standards.

Q: What are the installation requirements? A: Requires Q7800A/B subbase, 7800 Series flame amplifiers, and ST7800A purge timer card.