Solar controller SR500, mainly use for Non-pressure solar water heater .
1. Dimension: 210mm X 145mm X 40mm.
2. Max. Self consumption power: <3W
3. Measuring accuracy of temperature: ±2
4. Temperature range of measurement: 0-99 C
5. Power of auxiliary electrical heater ≤2000W (standard collection), ≤ 3000W not standard,
but selection available.
6. Maximum power of controlled pump: ≤600 W
7. Power of accompanied electrical heating wire: ≤800 W
8. Electromagnetic valve parameter: DC 12V, AC 220V, pressurized valve and un-pressurized
valve are available.Operation pressure of pressurized valve 0.2 bar-8 bar, suitable for feeding
water directly,Operation pressure of un-pressurized 0 bar.
9. Power supply: 220V-240V.
Most important function:1. Time display
2. Water temperature display
3. Water level display.
4. Auto mode
5. Water level pre-setup
6. Manual feeding water
7. Temperature controlled feeding water
8. Timing feeding water
9. Feeding water when lack of water.
10. Compulsive feeding water.
11. Increasing water pressure during water is loaded.
12. Timing heating
13. Manual heating
14: Hot water circulation
15. Hot water pipe insulation
16. Low pressure protection
17. Solar collector tube protection.
18. Memory protection when power is failure.