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Honeywell R7284U1004 Universal Electronic Oil Primary

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Price: $87.93
Item Number: R7284U1004
Manufacturer Name: Honeywell
Manufacturer Part No: R7284U1004

Honeywell R7284U1004 Universal electronic oil primary w/ programmable parameters and LCD display


The R7284 oil primary is a digital, universal primary control, engineered to address the most common industry needs. The R7284U parameters are user defined and provides detailed actionable diagnostics.


  • A single part number for nearly all applications helps reduce inventory cost
  • 16 character two line tri-lingual display provides simple programming and diagnostics on select models
  • Enunciation of status and faults via LED or display
  • No additional tool to purchase to take advantage of all control features
  • Models with LEDs monitor igniter and cad cell
  • Models with display monitor igniter and cad cell, and alerts technician as to exact cause of lockout
  • Error history and baseline readings provide system performance and trends on models with display
  • EnviraCOM™ enabled for remote access via EnviraLINK™ (More information available via email at
  • Non volatile memory for settings and diagnostics
  • Extensive, actionable diagnostics (display models only)
  • History detailing last 10 events (display models only)
  • Continuous state and CAD cell readings (display models only)
  • Dimensions (in.): 4 5/32 in. long x 4 11/32 in. wide x 2 1/2 in. high
  • Dimensions (mm): 105.4 mm long x 110.5 mm wide x 63.5 mm high
  • Temperature Range (F): -40 F to +147 F
  • Temperature Range (C): -40 C to +64 C
  • Item Type: Product
  • Mounting: Junction box on main burner
  • Approvals, Underwriters Laboratories Inc.: UL and cUL Component Recognized
  • Electrical Connections: Burner motor, oil valve, ignition, cad cell, limit, thermostat, alarm
  • Ignition Type: Interrupted and Intermittent
  • Display: 2 Line LCD display
  • Timing, Safety Switch: Settable 15, 30 or 45 sec.
  • Electrical Ratings, Contacts (full load): 7.4 A @ 120 Vac; 3.7 a @ 240 Vac
  • Electrical Ratings, Contacts (locked rotor): 44.4 A @ 120 Vac; 22.2 A @ 240 Vac

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