The Steca TR 0301 controller has an excellent display that makes operation using pictograms easier, and was in fact the first to come with a graphic display. An animated solar circuit of a solar energy system is displayed, which helps keep track of the operating status of the system. Basically, the function of the controller is to monitor and control solar thermal systems with a collector array and a storage tank. Additionally, the controller enables important system monitoring and safety functions. This makes sure that the operation lasts for a longer time and is up to the safety standards.
The functionality of the Steca TR 0301 is not just limited to solar thermal systems, but it also comprises of an anti-freeze function, a maximum storage tank temperature function, a tube collector function, a holiday and re-cool function, along with the option to select Celsius or Fahrenheit units for indicating temperature.