RM7890A1056
PublishedPrimary Burner Control Module
HoneywellControl Systems (PLC & DCS)ControllerIndustrial supply
Honeywell RM7890A1056 microprocessor-based integrated burner control for automatically fired gas-only single-burner applications. 120 Vac, 50/60 Hz; max 10 W; up to 2000 VA load; -40C to +60C.
Wholesale supplyRM7890A1056
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Product identity6 fields
Item namePrimary Burner Control Module
Item number / codeRM7890A1056
BrandHoneywell
Product lineIndustrial supply
CategoryControl Systems (PLC & DCS)
Product typeController
Technical data12 rows
ModelRM7890A1056 Series
Voltage120 Vac
Automatic Burner SequencingControls ignition, flame detection, and shutdown
Blinkum Fault AnnunciationLED fault code display for quick diagnostics
Connected LoadUp to 2000 VA
Flame SupervisionCompatible with multiple flame amplifier types
Fusing Requirement15A max,
Humidity85% RH continuous, non-condensing
Modular ExpansionCompatible with S7800A display, purge timers, annunciators, and Modbus modules
Operating Temperature–40°C to +60°C
Power DissipationMax 10 W
Run/Test SwitchSimplifies pilot configuration during commissioning
Reference numbers1 public
HoneywellRM7890A1056