Honeywell RM7890 Microprocessor-based On-off Primary Burner Control

  • Requires S7800A1142 Display to program VPS feature.
  • Subbase and amplifier are required for operation.
  • Application – On-Off Primary Control
  • Approvals: UL, CSA, FM
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Microprocessor-based integrated primary burner control for automatically fired gas, oil or combination fuel single burner On/Off applications. Provides level of safety, functional capability and features beyond conventional controls.

More Features and Specifications:

  • 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.
  • Interchangeable plug-in flame amplifiers.
  • Optional 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 relight or lockout on loss of flame.
  • Typical Required Components: Q7800A,B Universal Wiring Sub-bases, R7800 Series Flame Signal Amplifiers.

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Honeywell RM7890 Series Burner Controls:

Honeywell RM7890A1015 Burner Control
Honeywell RM7890A1056 Burner Control VPS
Honeywell RM7890B1048 Burner Control VPS and Shutter Drive

Technical Documentation

Honeywell RM7890 Series

Honeywell RM7890, with Valve Proving