100-300L Compact High Pressure Vacuum Tube Solar Water Heater

The functions of the solar water heater controller are as follows: 1. Setting key: set the upper limit of the electric heating temperature and the upper limit of the water level. 2. Water level key: add water or stop adding water, you can enter the setting function, and set the upper limit of the water level and add water on a scheduled basis or cancel the scheduled water addition. 3. Heating water temperature key: heating or stop heating, you can set the function, set the upper limit of the temperature and add water on a scheduled basis or cancel the scheduled heating. 4. Pipe insulation key: start or stop pipe insulation (or pipe circulation key, start or stop pipe circulation). 5. Temperature control switch: manually turn off or on the temperature control water supply function.