521 Thermostat w/ Slab Sensor (079), 2H/1C
Brand: Tekmar
Part#: 521
In Stock
Usually ships: within 1 business day
Tekmar 521 model is a thermostat designed for three different modes of operation: 1-stage heating, 2-stage heating w/ a fan, or 1-stage heating and 1-stage cooling with a fan. 079 slab (floor) sensor is included for use with radiant heated floors. Another auxiliary sensor may be added to measure outdoor temperature. 521 thermostat combines a simple, easy-to-navigate button interface with large backlit screen together with 24hr or 7-day programmability and offers a reliable, time-proven and flexible means for indoor temperature control.

Features:
  • 7-day programmable
  • Time clock
  • Large backlit screen
  • Compatible with a floor sensor (included - model 079) for radiant heat applications
  • Temperature hold function
  • Freeze protection
  • Made in Canada

Technical Specifications:
  • Stages: 1 Heat -or- 2 Heat + Fan -or- 1 Heat + 1 Cool + Fan
  • Interface: Button
  • Screen: Monochrome, backlit
  • Mounting: Vertical
  • Electrical Ratings: 10 to 30 VAC, 50/60 Hz, 1.8 VA standby, 56 VA max fully loaded, Class 2
  • Setting Temperature Range: 40 to 122°F (4.5 to 50.0°C)
  • Relay: 30 VAC, 2 A, Class 2 circuits
  • Sensor: NTC thermistor (Slab Sensor 079 included)
  • Ambient conditions: Indoor use only, 32 to 122°F, RH≤90% non-condensing
  • Enclosure material: White PVC Plastic, NEMA type 1
  • Dimensions: 3-11/16" x 3" x 15/16"
  • Packaged weight: 0.6 lbs

Warranty:
3-year warranty
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