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Solar Controller
Double Pump Solar System Pump Station
Available Model SR962P, SR982PApplicable System Split Pressurized Solar Water Heating SystemsMain Technical Data Power supply: AC 100V~240V (50Hz~60Hz)Power consumption:3WAccuracy of temperature measuring: ± 2℃ Range of collector temperat
Available Model
SR962P, SR982P
Applicable System
Split Pressurized Solar Water Heating Systems
Main Technical Data
Power supply: AC 100V~240V (50Hz~60Hz)
Power consumption: < 3W
Accuracy of temperature measuring: ± 2℃
Range of collector temperature measuring: -10℃ ~200℃
Range of tank temperature measuring: 0℃ ~100℃
Suitable power of pump: 2 pumps possible to be connected, power of each pump < 200W
Suitable power electrical heating:1 relay for 1500W (2000w-4000w must use relay SR802)
Inputs: 5 sensors,
1pcs*Pt1000 sensor (≤500℃) for collector (silicon cable ≤280℃),
4pcs*NTC10K, B3950 sensor (≤ 135℃) for tank, (PVC cable ≤105℃),
Outputs: 3 relays, for circulation pumps or 3-way electromagnetic valve
Ambient temperature: -10℃ ~ 50℃
Water proof grade: IP42
Main Functions
Functions operation and parameters setup (user grade)
1 THET Timing heating
2 CIRC DHW water circuilation function
3 tCYC Tempeature or time setting for DHW pump in three time sections
Functions operation and parameter setup (engineer grade)
1. DT Temperature difference for solar circuit pump
2. EMOF Maximum switch-off temperature of collector (for collector emergency close function)
3. CMX Maximum limited temperature of collector (collector cooling function)
4. CMN Low temperature protection of collector
5. CFR frost protection temperature of collector
6. SMX Maximum temperature of tank
7. REC Recooling temperature of tank
8. C＿F Switch between Celsius and Fahrenheit
FUN Auxiliary functions
1. DVWG Anti legionnaires' function
2. P1 Pump P1 operation mode selection
3. nMIN Pump speed adjustment（RPM control）
4. DTS Standard temperature difference of pump (for peed adjustment)
5. RIS Gain for circulation pump (speed adjusting)
6. Pump P2 operation mode selection
7. FTYP Flow meter type selection
8. OHQM Thermal energy measuring
9. FMAX Flow rate
10. MEDT Type of heat transfer liquid
11. MED% Concentration of heat transfer liquid
12. INTV pump Intermission function
13. tSTP Pump interval run-off time
14. tRUN Pump interval run-on time
15. AHO /AHF Automatical thermostat function
16. COOL Tank cooling function
17. BYPR Bypass function (high temperature)
18. HND Manual control
19. PASS Password set
20. LOAD Recovery to factory set
21.“ON/OFF”Controller switch on/off button
22. Holiday function
23. Manual heating
24. Manually control DHW pump
25. Temperature checking function
26. Protection function
27. Memory protection
28. Screen protection
29. Pump dry running protection
30. Trouble shooting
31. Trouble protection
32. Trouble checking
System Illustration
SR962P, SR982P
Applicable System
Split Pressurized Solar Water Heating Systems
Main Technical Data
Power supply: AC 100V~240V (50Hz~60Hz)
Power consumption: < 3W
Accuracy of temperature measuring: ± 2℃
Range of collector temperature measuring: -10℃ ~200℃
Range of tank temperature measuring: 0℃ ~100℃
Suitable power of pump: 2 pumps possible to be connected, power of each pump < 200W
Suitable power electrical heating:1 relay for 1500W (2000w-4000w must use relay SR802)
Inputs: 5 sensors,
1pcs*Pt1000 sensor (≤500℃) for collector (silicon cable ≤280℃),
4pcs*NTC10K, B3950 sensor (≤ 135℃) for tank, (PVC cable ≤105℃),
Outputs: 3 relays, for circulation pumps or 3-way electromagnetic valve
Ambient temperature: -10℃ ~ 50℃
Water proof grade: IP42
Main Functions
Functions operation and parameters setup (user grade)
1 THET Timing heating
2 CIRC DHW water circuilation function
3 tCYC Tempeature or time setting for DHW pump in three time sections
Functions operation and parameter setup (engineer grade)
1. DT Temperature difference for solar circuit pump
2. EMOF Maximum switch-off temperature of collector (for collector emergency close function)
3. CMX Maximum limited temperature of collector (collector cooling function)
4. CMN Low temperature protection of collector
5. CFR frost protection temperature of collector
6. SMX Maximum temperature of tank
7. REC Recooling temperature of tank
8. C＿F Switch between Celsius and Fahrenheit
FUN Auxiliary functions
1. DVWG Anti legionnaires' function
2. P1 Pump P1 operation mode selection
3. nMIN Pump speed adjustment（RPM control）
4. DTS Standard temperature difference of pump (for peed adjustment)
5. RIS Gain for circulation pump (speed adjusting)
6. Pump P2 operation mode selection
7. FTYP Flow meter type selection
8. OHQM Thermal energy measuring
9. FMAX Flow rate
10. MEDT Type of heat transfer liquid
11. MED% Concentration of heat transfer liquid
12. INTV pump Intermission function
13. tSTP Pump interval run-off time
14. tRUN Pump interval run-on time
15. AHO /AHF Automatical thermostat function
16. COOL Tank cooling function
17. BYPR Bypass function (high temperature)
18. HND Manual control
19. PASS Password set
20. LOAD Recovery to factory set
21.“ON/OFF”Controller switch on/off button
22. Holiday function
23. Manual heating
24. Manually control DHW pump
25. Temperature checking function
26. Protection function
27. Memory protection
28. Screen protection
29. Pump dry running protection
30. Trouble shooting
31. Trouble protection
32. Trouble checking
System Illustration