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The RM7838B1021 from Honeywell is a microprocessor-controlled integrated burner management unit. Weighing 1.63 lbs, it operates at a voltage of 120 VAC with a frequency input of 50/60 Hz.
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| Manufacturer | Honeywell |
|---|---|
| Product Type | Microprocessor-based integrated burner control unit |
| Product Line | 7800 Series |
| Part Number | RM7838B1021 |
| Voltage Rating | 120 VAC |
| Input Voltage Frequency | 50/60 Hz |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | 60°C |
| Mounting Type | Plug-in module on Q7800A/Q7800B wiring subbase |
| Main Flame Establishing Period | 10 seconds or intermittent |
| Pilot Flame Establishing Period | 4 or 10 seconds |
| Power Dissipation | 10 W maximum |
| Maximum Total Connected Load | 2000 VA |
| Fusing | 15A max. with Type SC or equivalent fast-blow fuse |
| Vibration Rating | 0.5G environment |
The Honeywell RM7838B1021 is a sophisticated microprocessor-based device designed specifically as an integrated burner control unit. This unit weighs 1.63 lbs and operates with a voltage rating of 120 VAC, accommodating input frequencies of 50 or 60 Hz. With a wide operating temperature range from -40°C to 60°C, it can function effectively in various climates and conditions.
The RM7838B1021 is designed to mount as a plug-in module on a Q7800A or Q7800B wiring subbase, making installation straightforward. It is capable of establishing a main flame in a span of 10 seconds or working intermittently. In addition, it can establish a pilot flame in either 4 seconds or 10 seconds based on application needs. This unit supports a maximum total connected load of 2000 VA while ensuring power dissipation does not exceed 10 W.
In terms of safety, the device requires a fusing of 15A, ideally utilizing a Type SC or equivalent fast-blow fuse to protect against overloads. The Honeywell RM7838B1021 is also designed for environments with a vibration rating of 0.5G, ensuring durability and reliability in operational settings. This integrated burner control unit provides essential functions for managing burner applications efficiently.