The Controller is designed to manage the recirculation with anti-freezing liquid and the operation of the electrical heating elements of the water tank in solar systems with thermosiphone circulation.


Technical data:
  • Equipped with two temperature sensors Pt1000 (-50° up to +200°C)
  • Two independent relay outputs.
  • Equipped with a Liquid Crystal Display, showing the assigned and present temperature levels.
  • Regulate the temperature in the range between ( -30 °C) – (+120 °C).
  • Hysteresis range of 1° to 40°C
  • Weekly programmer
  • Precision of the regulation +/-1°C.
  • Warranty period of 24 months.



Controller for thermosiphone solar systems – User manual. 211kB


As an equivalent can be used TR-6.2.1