Part of the Multi-Staging Controls Series

Ordering Code: 294

UPC: 779655029406

Smart Boiler Control, Four tN4, Four Boiler, DHW, Setpoint, Web/Mobile App Notification


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tekmar Home

  • Remote access using Watts OnSite web/mobile app and notifications through email, SMS or push messages
  • Operates 4 boilers, expandable up to 16 using expansion controls
  • Sequential or parallel staging for condensing and non-condensing boiler groups
  • Central heating using outdoor reset, indirect DHW, dedicated DHW, setpoint and tekmarNet calls
  • Supports reverse return, primary-secondary and variable primary flow piping systems
  • 5 inch color touchscreen with Setup Wizard for simplified installation
Agency Approvals CSA C US, FCC Part 15B, ICES-003 Class A
Ambient Conditions Indoor use only, 32 to 122 degrees F (0 to 50 degrees C), less than 90 percent RH Non-condensing, Altitude < 6560 feet (2000 m), Installation Category II, Pollution Degree 2
Calls 24 V (ac) or Short
Control Type Microprocessor control, this is not a safety (limit) control
Dimensions 9 IN H x 8 IN W x 2 11/32 IN D (229 x 203 x 60 MM)
Display 5" color touchscreen
Enclosure Material Blue ABS plastic
Enclosure NEMA Rating NEMA 1
Modulating Output 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, 9 W
Pump Relay 230 V (ac), 5A, 1/3 hp
Sensor NTC thermistor, 10 k ohms at 77 degrees F (25 degrees C plus / minus 0.2 degrees C) Beta=3892