Honeywell RM7895 On/Off Primary Control with Pre-Purge Timing

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SKU
RM7895

Honeywell RM7895 microprocessor-based integrated burner control provides on-off primary control function and programmable pre-ignition purge timing for automatically fired gas, oil, and combination fuel single-burner applications.

See model selection chart below.

Microprocessor-based integrated primary burner control for automatically fired gas-, oil-, coal-, or combination fuel single burner applications.

  • On/off primary control with prepurge and airflow switch check
  • Functions include automatic burner sequencing, flame supervision, system status indication, system or self-diagnostics, and troubleshooting
  • Five LEDs provide sequence information. Optional local or remote annunciation of operation and fault information
  • Selectable relight or lockout on loss of flame
  • UL, CSA, FM approved

Model Selection Guide

A complete flame safeguard system consists of a relay module, subbase, flame detector, flame amplifier and ST7800A plug-in purge timer card. Add functionality with a keyboard display module (KDM), communication and display modules, and combustion system manager software.

Use this table to find the right model for your application. Don't see the option you need? Call a Lesman sales specialist at 800-953-7626

Flame Establishing Period Pilot Type On/Off Primary Control
Special Features
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Pilot Main Flame
4 or 10 Second Intermittent Intermittent Programmable Pre-Purge, Selectable Interlocks RM7895A1014
4 or 10 Second Intermittent Intermittent Programmable Pre-Purge, Selectable Interlocks, Early Spark Termination, Includes Ignition Cut-Out During PFEPRM7895A1048
4 or 10 Second Intermittent Intermittent Programmable Pre-Purge, Selectable Interlocks, Early Spark Termination, Dynamic Air Flow Switch Check RM7895B1013
4 or 10 Second 10 Second Interrupted Programmable Pre-Purge, Selectable Interlocks, Delayed Main ValveRM7895C1012
10 Second 10 Second Interrupted Programmable Pre-Purge, Selectable Interlocks, Early Spark Termination, Includes Ignition Cut-Out During PFEP, Delayed Main ValveRM7895C1020
4 or 10 Second 10 Second Interrupted Programmable Pre-Purge, Selectable Interlocks, Dynamic Air Flow Switch Check RM7895D1011
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