Solar Water Heater Controller,Control water Tempature and Level, Solar Controller

Main Technical Data 1. Power supply: 220V, 5W 2. Temperature measuring Accuracy: ±2°c 3. Temperature measuring Range: 0 to 110°c 4. Controlled booster pump/ribbon heater power: 220V AC, 500W 5. Controlled electric heater power: 220V AC, 1,500W 6. Electromagnetic valve parameter: 12V DC, pressurized or non-pressurized Operating pressure: Pressurized valve: 0.02 to 0.8MPa Non-pressurized valve: 0.0MPa Main function 1. Power on self-test 2. Water level upper and lower limit preset 3. Heating upper and lower limit preset 4. Temp-control watering temperature upper and lower limit preset 5. Water level sensitivity setting 6. Water temperature and level indication 7. Water shortage alarming 8. Water full alarming 9. Constant water level loading 10. Manual water loading 11. Temp-control water loading 12. Compulsive water loading 13. Low pressure watering and overflow leakage protection 14. Delayed time close water loading 15. Pipe explosion protection 16. Delayed time watering when using 17. Automatic pressurization 18. Heat preservation delayed manually 19. Manual heating 20. Constant temperature heating 21. Heating protection 22. 24Hour service function 23. Electric leakage preservation 24. Power-off memory