Honeywell RM7898 On/Off Primary Control

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$734.37
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SKU
RM7898

Honeywell RM7898 microprocessor-based integrated full function burner control provides on-off primary control, and programmable purge timing, and valve proving for automatically fired gas, oil, and combination fuel single-burner applications.

ntegrated primary burner control provides on/off primary control for automatically fired gas-, oil-, coal-, or combination fuel single burner applications.

  • Functions include automatic burner sequencing, flame supervision, system status indication, system or self-diagnostics, and troubleshooting
  • Programmable post-purge, shutter drive output, airflow switch check
  • Five LEDs for sequence information. Power LED blinks fault code on safety shutdown
  • Selectable relight or lockout on loss of airflow or flame
  • Local or remote annunciation of operation and fault information
  • Valve proving feature tests valve seat integrity to detect a leak greater than 0.1% of burner input capacity
  • UL, FM, CSA approved

Model Selection Guide

Flame Establishing PeriodPilot TypeSpecial FeaturesCatalog Number
PilotMain
4- or 10-secondIntermittent or 10 secondsPreignition, running, and low-fireShutter drive output, programmable post purge, valve provingRM7898A1000
4- or 10-secondIntermittent or 10 secondsLockout, low-fire, and high-fireEarly spark shutoffRM7898A1018
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