Excellent PLC
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Description
The Honeywell RM7800L1012 is a microprocessor-based integrated burner control designed for single-burner, automatically fired gas, oil, or combination fuel applications. It manages burner sequencing, flame supervision, system diagnostics, and operational status indication. It is part of the reliable 7800 Series, offering high safety and flexibility with advanced features such as Modbus communication, first-out annunciation, and self-check diagnostics.
Technical Specifications
| Parameter | Value |
|---|---|
| Model | RM7800L1012 |
| Power Supply | 120 VAC (+10/-15%), 50/60 Hz |
| Power Dissipation | 10 W (relay), 3 W (display module) |
| Maximum Load | 2000 VA |
| Operating Temperature | -40°C to 60°C (-40°F to 140°F) |
| Storage Temperature | -40°C to 66°C (-40°F to 150°F) |
| Humidity | 85% RH, non-condensing |
| Vibration | 0.5G |
| Dimensions | 127 x 127 x 133 mm |
| Weight | 0.83 kg |
| Flame Failure Response | 0.8 to 3 seconds (depending on amplifier) |
| Approvals | UL, CSA, FM, SIL3 capable |
Applications
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Industrial boilers and burners in power plants.
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Oil and gas processing facilities.
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Chemical and petrochemical industries.
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Food processing and manufacturing plants.
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Any application requiring high-reliability burner control with flame monitoring.
Advantages
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SIL3 capable for safety-critical applications.
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Advanced diagnostics and first-out annunciation for quick troubleshooting.
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Microprocessor-based design ensures high reliability and long life.
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Flexible configuration with plug-in flame amplifiers and purge cards.
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Supports Modbus communication for integration into modern systems.
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Nonvolatile memory retains history even after power loss.
FAQ
Q1: What is the primary function of the RM7800L1012?
A1: It provides automatic burner sequencing, flame supervision, and system diagnostics for single-burner applications.
Q2: Is the RM7800L1012 compatible with both gas and oil burners?
A2: Yes, it is designed for gas, oil, or combination fuel burners.
Q3: Does it support SIL3 safety level?
A3: Yes, when used in a properly designed safety system.
Q4: Can it communicate with a control system?
A4: Yes, via Modbus with an optional communication module.
Q5: What happens if there is a power loss?
A5: Its nonvolatile memory retains operational and fault history.
Q6: How is flame failure detected?
A6: Using compatible flame detectors and plug-in amplifiers, with a response time of 0.8–3 seconds.
Q7: Is remote reset possible?
A7: Yes, with the optional remote reset module.
Q8: What is the operating temperature range?
A8: From -40°C to 60°C (-40°F to 140°F).
Q9: Does it include a display for diagnostics?
A9: Yes, a vacuum fluorescent display provides operational and fault information.
Q10: How flexible is installation?
A10: It can be panel, wall, or burner mounted with various accessories.
Related Models
| Model | Description | Dimensions (mm) | Weight (kg) |
|---|---|---|---|
| RM7800E | Burner control, FM/IRI rated | 127 x 127 x 133 | 0.83 |
| RM7800G | Burner control, UL/CSA rated | 127 x 127 x 133 | 0.83 |
| RM7800M | Burner control, On/Off type | 127 x 127 x 133 | 0.83 |
| RM7838A | Advanced burner control | 127 x 127 x 133 | 0.83 |
| R7847C | Self-check flame amplifier | 25 x 75 x 50 | 0.1 |
| R7852A | Infrared flame amplifier | 25 x 75 x 50 | 0.1 |
Popular Honeywell Models
| Model | Description | Dimensions (mm) | Weight (kg) |
|---|---|---|---|
| RM7890A | Basic burner control | 127 x 127 x 133 | 0.83 |
| RM7895A | Integrated burner control | 127 x 127 x 133 | 0.83 |
| RM7800L1087 | Burner control with VPS | 127 x 127 x 133 | 0.83 |
| RM7823A | Basic relay module | 127 x 127 x 133 | 0.83 |
| R7849A | Ultraviolet flame amplifier | 25 x 75 x 50 | 0.1 |
| R7861A | Self-check UV flame amplifier | 25 x 75 x 50 | 0.1 |
