INTRODUCE

SR658 Controller Is The Updated Version Of The SR618C6 Controller .

1. 19 systems can be programmer

2. Support firmware update by SD card

For below solar hot water system  :

1. Split type high pressure system 

2. Split type Low / Non pressure system + Assistant tank with float ball

APPLICATIONS CAPACITY

1. Max.number of collectors:2

2. Max.number of storage tanks:2

3. Max.number of relays:6

4. Max.number of sensors:8

5. Max.number of visualization application system:19

6. Signal port for HE pump:PWM1,PWM2,PWM3

7. FRT:1*Digital flowmeter sensor

8. VFS:1*Grundfos flowmeter sensor

   
   

   
   

TECHNICAL DATA

1. Size of Controller: 208mm x158mm x43mm

2. Power supply: AC100-240V,50-60Hz. .  

3. Power consumption: < 2.5W

4. Rated impulse voltage: 2.5KV

5. Data interface: TF(micro SD)

6. Housing: Plastic ABS

7. Protection type: IP41

8. Protection class: 1

9. Degree of pollution: 2

10. Mounting: Wall mounting

11. Display: System-Monitoring for visualization of the systems, LED and background illumination

12. Operation: 5 push buttons at the front cover.

13. Accuracy of temperature measuring: ± 0.1oC

14. Range of collector temperature measuring: -10oC ~220oC

15. Range of tank temperature measuring: 0oC ~110oC

16. Suitable power of pump: 6 pump possible to be connected  

17. Suitable power of HK (backup heating): 1pc ˂220W .

18. Inputs: 8 sensors,

    2pcs*Pt1000 sensor (≤500oC) for collector (silicon cable≤280oC),

    6pcs*NTC10K, B3950 sensor (≤ 135oC) for tank, (PVC cable ≤105oC),

    @1* Grundfos Direct Sensor (VFS type)
    @1* Rotary blade electronic flowmeter (FRT) 
    

19. Outputs: 6 relays, for circulation pump and backup heating

    3*Electronmagnetic relay, Max.current 1A

    3*Semiconductor relay, Max.current 1A

    @1*Potential-free extra-low voltage relay(on/off signal)

    @3*PWM variable frequency output(switchable 0-10v)

20. Ambient temperature: -10oC ~ 50oC. 

 Delivery list

1. 1 * SR658 controller

2. 1 * user manual

3. 2 * screen and expansion

4. 2 * P1000 temperature sensor (φ6*50mm, cable length 1.5meter)

5. 4 * NTC10K temperature sensor (φ6*50mm, cable length 3meter)

6. 1 * clamp bag

Note: TF (Micro SD) isn’t included in the delivery list

Terminal connection

1. T0～T1: PT1000 temperature sensor, for measuring the temperature of collector

2. T2～T7: NTC10K, B=3950 temperature sensor, for measuring temperature of tank and pipe

3. PWM1, PWM2, PWM3: Signal ports for high efficiency pump, detailed connection see below

4. picture

5. HK-A, HK-B: Dry connection on/off signal ports, (HK and HR simultaneously open or close,

6. for boiler heating control)

7. Communication port 485： ELA485, for remote control communication( function not available

8. now)

9. FRT： For Rotary blade electronic flowmeter

10. VFS： For Grundfos flowmeter sensor

11. Input Ports L, N: for power connection, L: live wire, N: zero wire, PEE: protective ground wire

12. Output R1: Semiconductor relays (SCR), designed for pump speed control, Max. Current: 1A

13. Output R2: Semiconductor relays (SCR), designed for pump speed control, Max. Current: 1A

14. Output R3: Semiconductor relays (SCR), designed for pump speed control, Max. Current: 1A

15. Output R4: Electromagnetic relays, designed for pump or 3-ways electromagnetic valve, Max. Current: 1A 

16. Output R5: Electromagnetic relays, designed for pump or 3-ways electromagnetic valve, Max. Current: 1A

17. Output HR: Electromagnetic relays, designed for back-up heating device, Max. Current: 1A

Main functions:

1. DATE---Date setting

2. Light---Display lightness adjustable

3. Timed heat---backup heating

4. Circle---Hot water circulation

5. Sys—Application programmer

6. LOAD---Setup Loading tank1

7. LOAD2--- Setup Loading tank2

8. COL---Collector1

9. COL2---Collector2

10. PUMP---Pump control mode

11. LLOGI---Tank loading logic

12. COOL---Cooling function

13. HEATX---Thermal energy transfer between tanks.

14. RPH---Preheat heating return function

15. AUX---Auxiliary function

16. MAN---Manual mode

17. BLPR---Blocking protection function

18. OTDIS---Thermal disinfection function

19. OPARR---Parallel relay function

20. OHQM---Thermal energy measurement

21. GFDS---Registration of Grundfos sensor

22. UNIT---C-F unit switch

23. OSDS---SD card

24. REST---reset

25. PASS--- password set

26. Firmware update

27. Holiday function

28. Screen Protection

29. Trouble Protection

30. Trouble Checking