For separated pressurized solar system

SR1568 Solar Heater Controller

Introduce:A BRIEF DESCRIPTION2016 New Product!Temperature measurement accuracy:0.1CRS485 communication portCombine with wifi module can internet access23systems can be programmerConventional/HE pump b

  • Model: SR1568


2016 New Product!
Temperature measurement accuracy:0.1C
RS485 communication port
Combine with wifi module can internet access
23systems can be programmer
Conventional/HE pump both available on
Support firmware update by SD card or internet
Free offer remote monitor management server.
Max.number of collectors:2
Max.number of storage tanks:2
Max.number of relays:7
Max.number of sensors:8
Max.number of visualization application system:23
Signal port for HE pump:IPWM1,IPWM2,IPWM3
Communication port:1*rs485
RPS:1*Grundfos pressure sensor
VFS:1*Grundfos flowmeter sensor

Main technical data:

Size of Controller: 208mm x158mm x43mm
Power supply: AC100-240V50-60Hz. .  
Power consumption: < 2.5W
Rated impulse voltage: 2.5KV
Data interface: TF(micro SD)
485 current supply: 60mA
Housing: Plastic ABS
Protection type: IP41
Protection class: 1
Degree of pollution: 2
Mounting: Wall mounting
Indication/Display: System Monitoring Displayfor visualization of the systemTFT colorful displayand background illumination.
Operation: 5 push buttons at the front cover.
Accuracy of temperature measuring: ± 0.1oC
Range of collector temperature measuring: -10oC ~220oC
Range of tank temperature measuring: 0oC ~110oC
Suitable power of pump: 6 pump possible to be connected  
Suitable power of HK (backup heating): 1pc ˂1500W .
Inputs: 8 sensors
2pcs*Pt1000 sensor (≤500oC) for collector (silicon cable≤280oC)
6pcs*NTC10K B3950 sensor (≤ 135oC) for tank (PVC cable ≤105oC)
Outputs: 7 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)
Ambient temperature: -10oC ~ 50oC.
Water proof grade: IP41

Main functions:

DATE---Date setting
Light---Display lightness adjustable
Timed heat---backup heating
Circle---Hot water circulation
Sys—Application programmer
LOAD---Setup Loading tank1
LOAD2--- Setup Loading tank2
PUMP---Pump control mode
LLOGI---Tank loading logic
COOL---Cooling function
HEATX---Thermal energy transfer between tanks.
RPH---Preheat heating return function
AUX---Auxiliary function
MAN---Manual mode
BLPR---Blocking protection function
OTDIS---Thermal disinfection function
OPARR---Parallel relay function
OHQM---Thermal energy measurement
GFDS---Registration of Grundfos sensor
Press---Press monitoring
UNIT---C-F unit switch
OSDS---SD card
PASS--- password set
Firmware update
Holiday function
Screen Protection
Trouble Protection
Trouble Checking
Solar thermal controller|China Manufacturer


Solar thermal controller|China Manufacturer