Honeywell RM7897A1002 On-Off Primary Control with Pre & Programmable Post Purge, Shutter Drive

Product Description

The Honeywell RM7897A1002 On-Off Primary Control is essential for managing gas, oil, or combination fuel single burner applications. This microprocessor-based control ensures full functionality and reliability.

• Microprocessor-based control
• Includes blinking LED fault annunciation
• Programmable post purge

Product Highlights

Features automatic burner sequencing, flame supervision, and system status indication. It also offers self-diagnostics and troubleshooting capabilities, making it ideal for various heating applications.

Product Information

Standard Information

• Brand: Honeywell
• Model: RM7897A1002

Technical Specifications

• Requires: S7800A1142 Display
• Flame Establishing Period - Pilot: 4 sec or 10 sec
• Interlocks: Selectable
• PrePurge: Determined by ST7800A Purge Timer Card
• PostPurge: Programmed with S7800A1142 display
• Airflow Switch Check: Included
• Delayed Main Valve: Included
• Nonvolatile Memory: Retains history files after power loss