The Honeywell RM7895B1013 is a microprocessor-based burner control relay module designed for automatic burner sequencing, flame supervision, and safety shutdown in industrial combustion systems. As part of the 7800 Series, this module provides reliable management for intermittent pilot ignition applications, continuously monitoring burner conditions throughout startup and run cycles. It features dynamic airflow checking to ensure proper combustion air movement prior to fuel admission, enhancing overall system safety. The module is widely used in boilers, process heaters, thermal oxidizers, and industrial furnaces.
Features
Microprocessor-based architecture for precise burner sequencing and safety enforcement.
Intermittent pilot operation for consistent flame monitoring.
Dynamic Airflow Check for verification of combustion air before ignition.
Field-selectable pilot flame establishing period (4 to 10 seconds).
Integrated diagnostics and lockout functionality for efficient troubleshooting.
Compatible with standard Honeywell 7800 Series subbases and accessories.
Integrated dust cover for protection in industrial environments.
Applications
Industrial Boilers
Process Heaters
Thermal Oxidizers
Refinery Furnaces
Power Generation Facilities
Industrial Heating Systems
Technical Specifications
Model
RM7895B1013
Series
7800 Series
Input Voltage
120 VAC
Frequency
50/60 Hz
Pilot Type
Intermittent Pilot
Pilot Flame Establishing Period
4 s to 10 s (Selectable)
Operating Temperature
-40 to 66 deg C
Storage Temperature
-40 to 85 deg C
Power Consumption
10 W (approx.)
Installation Guidelines
Ensure power is disconnected from the subbase before inserting or removing the relay module.
Mount the module securely onto a compatible Honeywell 7800 Series subbase.
Verify that all wiring connections are tight and conform to local electrical codes.
Ensure the module is installed in an environment protected from excessive moisture and extreme vibration.
Follow all manufacturer safety protocols regarding flame sensor wiring and interlock configuration.
Use appropriate ESD handling procedures during installation to prevent damage to internal electronics.
FAQ
What is the primary function of the RM7895B1013?
This module serves as the primary safety and sequencing controller for industrial burners, managing ignition, flame monitoring, and safety interlocks.
Is the pilot flame establishing period adjustable?
Yes, the pilot flame establishing period is field-selectable between 4 and 10 seconds to meet specific application requirements.
What type of pilot ignition does this module support?
The RM7895B1013 is specifically designed for intermittent pilot applications.
