The Honeywell RM7840L1018 is a microprocessor-based integrated burner control for automatically fired gas, oil, coal or combination fuel single burner applications. It provides safety, functional capability and features beyond conventional controls.

Features;
Functions include automatic burner sequencing, flame supervision, system status indication, system or self-diagnostics and troubleshooting.
Access for external electrical voltage checks.
Application flexibility and communication interface capability.
Five LEDs provide sequence information.
Five function Run/Test Switch.
Interchangeable plug-in flame amplifiers.
Local or remote annunciation of RM7840 operation and fault information.
Non volatile memory retains history files and lockout status after loss of power.
Compatible with existing Honeywell flame detectors.

Required Components;
Q7800A,B Universal Wiring Subbases. R7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier. ST7800A Plug-in Purge Timer Card.

Consult the attached pdf for further specifications.