Honeywell RM7898A1000 On‑Off Primary Burner Control Module with VPS (Valve Proving System) and Programmable Post‑Purge
Honeywell RM7898A1000 On‑Off Primary Burner Control Module with VPS (Valve Proving System) and Programmable Post‑Purge
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Brand:Honeywell DCS Item No.:Honeywell RM7898A1000 Product Origin:USA Product Dimensions:127 × 127 × 133 mm Product Weight:0.9 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Honeywell RM7898A1000 is a fully featured, microprocessor‑based on/off primary burner control designed to deliver advanced combustion safety and automated sequencing for gas, oil, or combination‑fuel single‑burner systems. Integrating a Valve Proving System (VPS), programmable post‑purge capability, and shutter drive output, this module elevates flame supervision and system diagnostics beyond standard primary controls. Built for industrial and commercial applications requiring reliable safety logic, selectable interlocks, and detailed fault annunciation, the RM7898A1000 stands as a dependable solution for OEMs, system integrators, and maintenance professionals who require precise control and robust diagnostics.
Programmable via S7800A1142 keyboard display (not included)
Valve Proving System (VPS)
Integrated with programmable timing
Flame Input Compatibility
Compatible with 7800 Series flame amplifiers
Diagnostics
Five LED sequence/status indicators with blink fault codes
Memory
Non‑volatile history and sequencing memory
Interlocks
Selectable recycle or lockout on airflow or flame loss
Shutter Drive Output
Yes
Airflow Switch Check
Yes
Required Components
Subbase, flame amplifier, and purge timer card
Operating Temperature
–40 °C to +60 °C
Mounting
Q7800A/B universal plug‑in subbase
Dimensions (approx.)
127 × 127 × 133 mm (depth with Q7800A); 127 × 127 × 155 mm (depth with Q7800B)
Weight (approx.)
0.9 kg
Approvals
UL Component Recognized, FCC Part 15 Class B
Recommended Related Models
Honeywell RM7898A1018 Enhanced Primary Burner Control (with early spark termination)
Honeywell RM7897A1002 On‑Off Primary Control with Shutter Drive
Honeywell RM7896C1010 Primary Control with Pre‑ & Post‑Purge
Honeywell RM7895C1012 Primary Control with Pre‑Purge
Honeywell RM7890A1015 Basic Flame Supervision Control
Honeywell RM7890A1031 Sequenced Burner Controller
Popular Honeywell Burner Control Modules
Honeywell RM7898A1000 On‑Off Primary Control with VPS
Honeywell RM7898A1018 Enhanced Primary Control
Honeywell RM7897A1002 Primary Control with Shutter Drive
Honeywell RM7896C1010 Full Purge Primary Control
Honeywell RM7895A1014 Standard Primary Control
Honeywell RM7895C1012 Primary Control with Diagnostics
Honeywell RM7890A1015 Basic Burner Safety Module
Honeywell RM7890B1014 Advanced Flame Supervision Control
Applications
The RM7898A1000 is engineered for industrial and commercial burner systems that require comprehensive sequencing, flame safety, and valve validation logic:
Industrial steam and hot‑water boiler combustion control
Combustion furnaces and thermal process heaters
HVAC burner management panels
OEM burner control assemblies
Thermal oxidizers and dryers
Chemical, petrochemical, and process heat applications
Its integrated Valve Proving System (VPS) helps verify valve closure before burner ignition, enhancing safety and compliance in regulated environments.
Advantages
Integrated Valve Proving System (VPS)
Advanced safety logic that verifies valve closure before firing sequence begins, improving system safety and compliance with safety codes.
Programmable Post‑Purge
Supports customizable post‑purge timing (via optional display) to improve cool‑down sequences and minimize unburned fuel hazards.
Comprehensive Diagnostics
Five LED indicators and non‑volatile memory offer intuitive fault codes and sequence history for efficient troubleshooting.
Modular System Integration
Compatible with Honeywell 7800 Series subbases, flame amplifiers, and optional interfaces for PC integration and expanded annunciation.
Selectable Safety Interlocks
Configurable lockout or recycle behavior on loss of flame or airflow allows tailoring to site requirements.
Robust Industrial Design
Rated for wide temperature ranges and designed for demanding industrial combustion environments.
Technical FAQs
What is the Honeywell RM7898A1000 designed for?
It’s an integrated on/off primary burner control with valve proving and programmable post‑purge for gas, oil, or combination‑fuel single‑burner systems.
What voltage does this module require?
It operates on 120 VAC at 50/60 Hz.
Does it include a valve proving feature?
Yes, integrated VPS can be programmed via the optional display module.
Can post‑purge time be customized?
Yes — programmable using the S7800A1142 keyboard display (not included).
What flame establishing periods are supported?
The pilot flame can be set to 4 s or 10 s.
Are diagnostics available on the unit?
Yes, LED indicators display sequence steps and fault codes, and non‑volatile memory retains history after power loss.
Is this control compatible with other Honeywell components?
Yes, it requires a wiring subbase, flame amplifier, and purge timer card from the 7800 Series family.
How does safety lockout behave?
Selectable interlocks allow the system to either recycle or lockout upon flame or airflow loss.
Can it interface with remote systems?
Yes, optional PC interface, remote display modules, and annunciators are supported.
Where is the RM7898A1000 typically used?
It’s ideal for industrial boiler rooms, furnaces, process heaters, HVAC systems, and OEM combustion control panels.
