MiniSOL controller

Product detailed description

The MiniSOL controller is intended for residential solar thermal installations, particularly in single-family homes with basic system configurations. It integrates directly into the electrical infrastructure and operates a single circulator based on temperature readings from two sensors. The controller manages fluid flow according to the temperature difference between the sensors, ensuring efficient heat transfer. Its compact size and plug-and-play design allow for rapid deployment without the need for complex setup or calibration.

The controller supports remote monitoring and control through the MiniSOL mobile app, which connects via the built-in WiFi module. This enables users to adjust settings, monitor performance, and activate safety functions such as overheat and freeze protection. The device is designed for use with standard electrical outlets and requires no additional mounting hardware, making it ideal for straightforward installations in residential solar systems.

Technical parameters

Mounting	into an electrical socket
Voltage	230 V
Dimensions w x h x d	123mm x 56 mm x 40 mm
Weight	1 kg
Code	740215
Brand	HEWALEX

The voltage requirement of 230 V ensures compatibility with standard household electrical systems. The dimensions (width x height x depth) of 123 mm x 56 mm x 40 mm indicate a compact form factor suitable for installation near the power outlet. Mounting via electrical socket simplifies installation and eliminates the need for wall mounting or additional brackets.Installation and connection To install the MiniSOL controller, insert the unit directly into a standard 230 V electrical socket. No additional wiring or adjustments are required during installation. Ensure the socket is accessible for future access and that the controller is positioned within range of the WiFi network for remote control functionality. Verify that the power supply is stable and uninterrupted to avoid operational issues. Common installation mistakes include incorrect placement of sensors or failure to ensure a secure WiFi connection, both of which can affect system performance.

Compatibility and accessories

The MiniSOL controller is designed for use with solar thermal systems that require the operation of a single circulator. It is compatible with standard temperature sensors and electrical systems operating at 230 V. To complete the system, installers must provide the necessary sensors and circulator separately. No additional accessories are required for basic operation, though extended functionality may depend on the quality and positioning of the sensors used.

Technical background for designers

The MiniSOL controller operates by comparing temperature readings from two sensors and adjusting the circulator accordingly. This software-based control ensures precise regulation of fluid flow based on thermal conditions. The controller’s housing is designed for durability in typical indoor environments, though long-term performance may be affected by exposure to extreme temperatures or humidity. Integration into the system depends on correct sensor placement and signal transmission. Efficiency is maximized when the sensors are positioned to accurately reflect the temperature differential between collector and storage components.

Service and operation

Routine maintenance for the MiniSOL controller includes verifying the stability of the power supply and the integrity of the WiFi connection. Check that the sensors are functioning correctly and that the app reflects accurate readings. No scheduled service intervals are specified, but any irregularities in system performance should prompt a review of sensor placement and connectivity. Ensure that the device is not exposed to excessive heat or moisture, which could affect internal components.

Frequently asked questions

Why is the pump not starting despite the temperature difference?
Verify that the sensors are properly connected and positioned. Incorrect sensor readings may prevent the controller from initiating the circulator.

Can the MiniSOL controller be used with multiple circulators?
No, the MiniSOL controller is designed to operate a single circulator based on the input from two temperature sensors.

Is the built-in WiFi module sufficient for all installations?
Ensure that the controller is within range of the WiFi network. If signal strength is weak, consider relocating the controller or improving the network coverage.

What happens if the power is interrupted?
The controller will stop operating until power is restored. No backup power supply is included with the device.

Documents for download

• MINISOL navod na obsluhu rozsireny SK.pdf (PDF)