Solis

Electronic digital devices designed to control complex solar thermal systems

It controls the solar thermal system, the pumps, diverting valve,  one puffer, one external auxiliary heat source.
MMI on board is composed of one display with back-light and 4 buttons. It shows the selected plant scheme, active probes, anomalies, parameters, etc. and allows to configure the device. Some reliability and safety related functions, stay active even in stand-by mode.
3 configurations are available: 1) Stand alone; 2) with remote unit; 3) as a part of  the system "One for All, All for One" for enhanced functionalities.