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  • Honeywell RM7896D1027 On-Off Primary Burner Control with Pre & Post-Purge, Interrupted Pilot, and Dynamic Airflow Switch Testing – 120V

Honeywell RM7896D1027 On-Off Primary Burner Control with Pre & Post-Purge, Interrupted Pilot, and Dynamic Airflow Switch Testing – 120V

Honeywell

SKU:
RM7896D1027
$1,582.90
Honeywell RM7896D1027 On-Off Primary Control with Prepurge and Postpurge for automatically fired gas, oil, coal, or combination fuel single burner applications. This full-function primary burner control features 120Vac operation, an interrupted pilot, dynamic airflow check, and a 10-second main flame establishing period. It supports selectable interlocks, nonvolatile memory, and offers a 60-second postpurge. The RM7896D1027 also includes a delayed main valve, selectable recycle or lockout on loss of airflow or flame, and an ambient temperature range of -40 to 140 degrees Fahrenheit. Additionally, it provides a blinking fault code LED and early spark termination when flame is sensed, ensuring reliable and safe burner operation
$1,582.90

Description

RM7896D1027 On-Off Primary Control
Pre & Post-Purge Burner Control with Interrupted Pilot and Dynamic Airflow Switch Testing, 120 Vac

The RM7896D1027 is a microprocessor-based integrated On-Off primary burner control designed for semi-automatic industrial gas, oil, coal, or combination fuel burners. It offers enhanced safety, sequencing, and diagnostics features, including pre- and post-purge, interrupted pilot operation, dynamic airflow switch testing, and delayed main valve control.

Key Features

  • Integrated automatic burner sequencing with interrupted pilot

  • Pre-purge and programmable post-purge sequences

  • Airflow switch check ensures safety interlock before ignition

  • Optional PC interface, keyboard display module, remote annunciation, and COMBUSTION SYSTEM MANAGER™ software

  • Five LEDs provide visual sequence status and fault indication

  • Supports interchangeable plug-in flame signal amplifiers

  • Nonvolatile memory retains data and fault history after power loss

  • Selectable relight or lockout on flame failure

  • Optional local or remote annunciation and reset capability

  • Optional report generation and system diagnostics

  • Delayed main valve operation for enhanced startup safety

Technical Specifications

Specification Value
Application On-Off Primary Control with Pre & Post Purge
Voltage 120 Vac
Pilot Type Interrupted
Interlocks Selectable
Prepurge Determined by ST7800A Purge Timer Card
Postpurge Yes (configurable)
Airflow Switch Test Dynamic AFS check included
Memory Nonvolatile
Reset Options Optional Remote or Local
LED Indicators 5 sequence status LEDs
Delayed Main Valve Yes

Required Components

  • Subbase: Q7800A or Q7800B Universal Wiring Subbase

  • Amplifier: R7847, R7848, R7849, R7851, R7852, R7861, or R7886

  • Purge Timer: ST7800A Plug-in Purge Timer Card

Common Applications

  • Semi-automatic industrial burners (gas, oil, coal, or combination)

  • Systems requiring strict safety shutdown and sequencing logic

  • Equipment demanding airflow verification and delayed main valve

Extra Information

Brand:
Honeywell
Weight:
1.13 LBS

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For emergencies, outside of business hours, call #901-604-7069