Tekmar 284 Control - Four tN4 - BAS - Four Stage Boiler & Domestic Hot Water / Setpoint

TekmarSKU: TEK-284

Price:
Sale Price£3,764.00 GBP
Description
Tekmar 284 Control - Four tN4 - BAS - Four Stage Boiler & Domestic Hot Water / Setpoint

Tekmar 284 Control - Four tN4 - BAS - Four Stage Boiler & Domestic Hot Water / Setpoint

    Features:

    • Outdoor temperature reset, programmable schedules
    • Boiler Isolation Valves
    • Setpoint operation
    • Energy, flow and pressure monitoring
    • tekmarNet® 4 compatible, control up to four boilers
    • BACnet® or Modbus ® 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
    • Ambient Conditions - Indoor use only, 32 to 122 degrees F (0 to 50 degrees C), less than 90 percent RH Non-condensing
    • 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

    Installation Manual


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