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284

Part of the 284 Series

Ordering Code: 284

UPC: 779655028409

Boiler Control, Four tN4, BAS, Four Boiler, DHW and Setpoint

 

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  • Outdoor temperature reset, programmable schedules
  • Boiler Isolation Valves
  • Setpoint operation
  • Energy, flow and pressure monitoring
  • tekmarNet (R) 4 compatible, control up to four boilers
  • BACnet (R) or Modbus (R) communication, primary pump sequencing
  • Combustion air damper control
  • Condensing and non-condensing boiler groups, modulating, single stage or two stage
  • DHW priority
Specifications
Agency Approvals CSA C US, meets class B: ICES & FCC Part 15, BTL Listed
Ambient Conditions Indoor use only, 32 to 122 degrees F (0 to 50 degrees C), less than 90 percent RH Non-condensing
Calls 24 V (ac) or Short
Control Type Microprocessor control, this is not a safety (limit) control
Dimensions 8-1/16" H x 11-1/8" W x 2-15/16" D (204 x 282 x 74 mm)
Enclosure Material Blue PC+ABS plastic with metal top & bottom conduit connection walls
Enclosure NEMA Rating NEMA 1
Hydronic - HVAC Control Type Boiler Control
Modulating Output 4 x 0-10 V (dc) 500 ohms minimum load impedance / 4-20 mA 1 k ohms max load impedance
Power Supply 115 V (ac) plus / minus 10 percent, 60 Hz, 18 VA
Pump Relay 230 V (ac) 5 A, 1/3 hp
Relay Boiler pump,Valve, IDHW pump 230 V (ac) 5 A, 1/3 hp, primary pump 230 V (ac) 10 A, 1/2 hp, Alert relay 230 V (ac) 5 A, 1/6 hp
Sensor NTC thermistor, 10 k ohms at 77 degrees F (25 degrees C plus / minus 0.2 degrees C) Beta=3892