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Part of the 552 Series

Ordering Code: 552

UPC: 779655055207

Programmable tekmarNet Thermostat, One Stage Heat


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Control Selector

tekmar Home

  • Pulse width modulation, outdoor temperature display
  • Away scene key, auto heating cycle
  • Exercising, room temperature limiting
  • Optional floor temperature display, air group member
  • 2 Auxiliary sensor inputs, floor warming (with 079 slab sensor)
  • Backlight, freeze protection
  • tekmarNet (R) communication compatible, touchscreen technology
  • Warm weather shut down, zone synchronization
  • Zone post purge, programmable setback schedule
Agency Approvals Meets Class B: ICES & FCC Part 15
Ambient Conditions Indoor use only, 32 to 122 degrees F (0 to 50 degrees C), RH less than or equal to 90 percent non-condensing
Control Type Microprocessor control, this is not a safety (limit) control
Cool Stages Does Not Apply To Product
Dimensions 5" H x 3-1/4" W x 15/16" D (127 x 82 x 23 mm)
Enclosure Material White ABS / PC plastic
Enclosure NEMA Rating NEMA 1
Heat Pump Stages Does Not Apply To Product
HeatStages 1
Humidity Control No
Mobile App Access No
Onboard Zones Does Not Apply To Product
Power Supply 24 V plus / minus 10 percent, 50/60 Hz, 1.8 VA Standby, 56 VA fully loaded, NEC / CEC Class 2
Radiant Floor Cooling No
Relay 24 V (ac) 2 A
Sensor NTC thermistor, 10 k ohms at 77 degrees F (25 degrees C plus / minus 0.2 degrees C) Beta = 3892
tekmarNet Communication Yes
Ventilation No
Zone Operation Does Not Apply To Product
Zoning - Thermostat Type tekmarNet Thermostat