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Honeywell RM7897 Automatic Primary Control with Programmable Post-Purge

Honeywell
Automatic Primary Control with Programmable Post-Purge
RM7897

Microprocessor-based integrated full-function primary burner control for automatically fired gas, oil, or combination fuel single burner applications. Provides level of safety, functional capability and features beyond conventional controls. Along with Programmable Post Purge

• Functions include automatic burner sequencing, flame supervision, system status indication, system or self-diagnostics and troubleshooting.
• Subbase, amplifier and purge card are required for operation.
• Options include PC interface, keyboard display module, DATA CONTROLBUS® MODULE, remote display module, first-out expanded annunciator, and COMBUSTION SYSTEM MANAGER® software.
• Five LEDs provide sequence information. Power LED blinks fault code on Safety Shutdown.
• Interchangeable plug-in flame amplifiers.
• Local or remote annunciation of operation and fault information.
• Nonvolatile memory retains history files and sequencing status after power loss.
• Optional remote reset capability.
• Optional report generation.
• Selectable recycle or lockout on loss of airflow or flame.
• Shutter drive output.
• Airflow switch check.
• Delayed main valve.
• Programmable post purge using S7800A1142 Keyboard Display (not provided).

Select a link under the "item" tab below to order.

ItemDelayed Main ValveCommentsUsed With
RM7897A1002Includes blinking LED fault annunciation feature7800 Series Amplifiers
RM7897C1000YesIncludes blinking LED fault annunciation feature7800 Series Amplifiers