| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Honeywell RM7800L1087 Burner Control
- Product Details
- FAQs
- Related
- Contact Us
- Packing & Delivery
- Product Ratings

Product Description
The Honeywell RM7800L1087 is a microprocessor-based burner control relay module designed for automatic sequencing, flame supervision, system status display, and diagnostics of single-burner gas, oil, or combination fuel applications. It delivers advanced safety and control functions, replacing conventional burner controls.
Product Applications
-
Industrial gas and oil-fired burners
-
Boilers, furnaces, ovens, and kilns
-
Applications requiring SIL3-capable safety instrumentation
-
Systems needing Modbus™ communication and extended diagnostics
-
Single burner systems in commercial and industrial environments
Product Advantages
-
SIL3 capable for high safety integrity
-
Advanced diagnostics and fault history logging
-
Flame failure response time as fast as 0.8 seconds
-
Flexible post purge settings up to 60 minutes
-
Robust safety checks and tamper-resistant logic
-
Modbus™ interface and local/remote annunciation options
-
Nonvolatile memory retains status and history after power loss
Technical Specifications
| Parameter | Specification |
|---|---|
| Dimensions | 127 × 127 × 133 mm |
| Weight | 0.83 kg |
| Operating Voltage | 120 VAC ±10%, 50/60 Hz |
| Power Dissipation | Max 10 W (Relay), Max 3 W (Display) |
| Ambient Temperature | -40°C to +60°C operating |
| Humidity | 85% RH non-condensing |
| Mounting Options | Panel, wall, or burner with subbase |
| Flame Failure Response Time | 0.8 to 3.0 seconds (depending on amplifier) |
| Communication | Optional Modbus™ interface |
| Safety Certification | SIL3 capable, UL, CSA, FM approvals |
FAQ
Q1: What fuel types does the RM7800L1087 support?
A1: It supports gas, oil, or combination fuel systems.
Q2: What is the flame failure response time?
A2: Depending on the amplifier, it ranges from 0.8 to 3.0 seconds.
Q3: Can this module communicate with building management systems?
A3: Yes, through the optional Modbus™ communication module.
Q4: What is the maximum adjustable post purge time?
A4: Up to 60 minutes, with 15 seconds as the default setting.
Q5: Is this product suitable for continuous burner operation?
A5: Yes, it is designed for burners with either intermittent or continuous operation.
Q6: Does it provide fault history logging?
A6: Yes, it records the six most recent faults with detailed data.
Q7: What safety certifications does it have?
A7: UL, CSA, FM, and SIL3 capable in proper configurations.
Q8: What is the maximum load it can handle?
A8: The total connected load is up to 2000 VA with 15A fast-blow fuse protection.
Q9: How is the RM7800L1087 mounted?
A9: Using the Q7800 subbase for panel, wall, or burner mounting.
Q10: Does it retain its settings after a power outage?
A10: Yes, it uses nonvolatile memory to retain history and sequence status.
Recommended Related Models (Same Series or Similar)
| Model Number | Description | Dimensions (mm) | Weight (kg) |
|---|---|---|---|
| RM7800E1012 | Relay Module, basic model | 127 × 127 × 133 | 0.83 |
| RM7800G1003 | Relay Module, intermittent pilot | 127 × 127 × 133 | 0.83 |
| RM7800M1002 | Relay Module, on/off | 127 × 127 × 133 | 0.83 |
| RM7840L1075 | Burner Control, programmable | 127 × 127 × 133 | 0.83 |
| RM7890A1015 | Basic Programmer Module | 127 × 127 × 133 | 0.83 |
| RM7895A1014 | Integrated Burner Controller | 127 × 127 × 133 | 0.83 |
Popular Honeywell Models
| Model Number | Description | Dimensions (mm) | Weight (kg) |
|---|---|---|---|
| R7910A1005 | Integrated Burner Control | 127 × 127 × 133 | 0.83 |
| R7886A1020 | Flame Amplifier, UV Self-check | 127 × 127 × 133 | 0.83 |
| R7861A1022 | Flame Amplifier, Dynamic Check | 127 × 127 × 133 | 0.83 |
| R7847A1025 | Flame Amplifier, Rectification | 127 × 127 × 133 | 0.83 |
| R7852A1008 | Infrared Flame Amplifier | 127 × 127 × 133 | 0.83 |
| R7849A1033 | Flame Amplifier, UV Minipeeper | 127 × 127 × 133 | 0.83 |
FAQ
Q1: What fuel types does the RM7800L1087 support?
A1: It supports gas, oil, or combination fuel systems.
Q2: What is the flame failure response time?
A2: Depending on the amplifier, it ranges from 0.8 to 3.0 seconds.
Q3: Can this module communicate with building management systems?
A3: Yes, through the optional Modbus™ communication module.
Q4: What is the maximum adjustable post purge time?
A4: Up to 60 minutes, with 15 seconds as the default setting.
Q5: Is this product suitable for continuous burner operation?
A5: Yes, it is designed for burners with either intermittent or continuous operation.
Q6: Does it provide fault history logging?
A6: Yes, it records the six most recent faults with detailed data.
Q7: What safety certifications does it have?
A7: UL, CSA, FM, and SIL3 capable in proper configurations.
Q8: What is the maximum load it can handle?
A8: The total connected load is up to 2000 VA with 15A fast-blow fuse protection.
Q9: How is the RM7800L1087 mounted?
A9: Using the Q7800 subbase for panel, wall, or burner mounting.
Q10: Does it retain its settings after a power outage?
A10: Yes, it uses nonvolatile memory to retain history and sequence status.
Recommended Related Models (Same Series or Similar)
| Model Number | Description | Dimensions (mm) | Weight (kg) |
|---|---|---|---|
| RM7800E1012 | Relay Module, basic model | 127 × 127 × 133 | 0.83 |
| RM7800G1003 | Relay Module, intermittent pilot | 127 × 127 × 133 | 0.83 |
| RM7800M1002 | Relay Module, on/off | 127 × 127 × 133 | 0.83 |
| RM7840L1075 | Burner Control, programmable | 127 × 127 × 133 | 0.83 |
| RM7890A1015 | Basic Programmer Module | 127 × 127 × 133 | 0.83 |
| RM7895A1014 | Integrated Burner Controller | 127 × 127 × 133 | 0.83 |
Popular Honeywell Models
| Model Number | Description | Dimensions (mm) | Weight (kg) |
|---|---|---|---|
| R7910A1005 | Integrated Burner Control | 127 × 127 × 133 | 0.83 |
| R7886A1020 | Flame Amplifier, UV Self-check | 127 × 127 × 133 | 0.83 |
| R7861A1022 | Flame Amplifier, Dynamic Check | 127 × 127 × 133 | 0.83 |
| R7847A1025 | Flame Amplifier, Rectification | 127 × 127 × 133 | 0.83 |
| R7852A1008 | Infrared Flame Amplifier | 127 × 127 × 133 | 0.83 |
| R7849A1033 | Flame Amplifier, UV Minipeeper | 127 × 127 × 133 | 0.83 |
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Excellent PLC Co., Ltd. has a large number of brand new and original PLC and DCS spare parts, with more than 60 cooperative countries. All products are guaranteed for 1 year and delivered to you by high-quality express. We are committed to using the best products and the most favorable prices to meet the needs and friendship of our customers. We have won the trust of thousands of customers, including these excellent customers.
As for the delivery time, when we receive your order requirements, we will arrange for warehouse personnel to test and verify the products. After you place the order, we will send it to you within 24 hours.
Excellent PLC
