SR208C Solar Water Heater Controller
Product Introduction
The SR208C solar water heater controller is a high-precision, intelligent control system engineered for solar thermal systems with precise temperature management. Featuring ultra-accurate temperature measurement (±0.1℃), support for both Conventional and HE pumps, and a wide voltage power supply, this controller delivers reliable performance for residential and small commercial solar heating setups.
With ultra-low power consumption (< 2.5W), robust component selection, and comprehensive protection mechanisms, the SR208C ensures stable operation in ambient temperatures from -10℃ to 50℃. Its rich functional set—including password protection, thermal disinfection, and multi-mode pump control—paired with IP41 waterproof protection, makes it a versatile solution for global solar system applications.
Brief Description
Temperature measurement accuracy: 0.1℃
Conventional/HE pump both available
Applications Capacity
Max. number of collectors: 1
Max. number of storage tanks: 1
Max. number of relays: 2
Max. number of sensors: 3
Max. number of visualization application system: 1
Main Technical Specifications
| Parameter | Specification |
|---|---|
| Model | SR208C Solar Water Heater Controller |
| Size of Controller | 178mm × 120mm × 43mm |
| Power supply | AC100-240V, 50-60Hz |
| Power consumption | < 2.5W |
| Accuracy of temperature measuring | ± 0.1℃ |
| Range of collector temperature | -10℃ ~ 220℃ |
| Range of tank temperature | 0℃ ~ 110℃ |
| Suitable power of pump | 1 pump, output power < 300W |
| Suitable power of HK (backup heating) | 1pc, < 500W |
| Inputs | 3 sensors: 1×Pt1000 (≤500℃) for collector; 2×NTC10K B3950 (≤135℃) for tank |
| Outputs | 2 relays for circulation pump and backup heating |
| Ambient temperature | -10℃ ~ 50℃ |
| Water proof grade | IP41 |
Main Functions
AH Afterheating/thermostat
Password protection
LOAD Tank heating
OCEM Collector emergency shutdown
OCCO Collector cooling
OCMI Collector minimum temperature
OCFR Antifreeze
OTCO Tube collector
PUMP Pump control mode
OSYC System cooling
OSTC Tank cooling
MAN Manual mode
BLPR Blocking protection
OTDI Thermal Disinfection
UNIT C-F switch
BEEP beeper fault warning
Memory function
Screen protection
Trouble checking
Applications
The SR208C solar controller is designed for solar thermal systems requiring high-precision temperature control, including residential solar water heating systems, small commercial solar installations, and customized solar heating projects. Its dual pump compatibility, wide voltage support, extended temperature measurement range, and rich protection functions make it a reliable solution for global markets with diverse solar system requirements.
SEO Information
| Item | Content |
|---|---|
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| Keywords | SR208C solar water heater controller,0.1℃ accuracy solar controller,Conventional/HE pump solar controller,IP41 solar controller,AC100-240V solar controller |
| Meta Description | SR208C solar water heater controller features 0.1℃ temperature accuracy,Conventional/HE pump support,AC100-240V supply,IP41 protection,thermal disinfection and comprehensive protection functions. |
| Tag Labels | Solar Water Heater Controller|SR208C|High Precision Temperature Control|Conventional/HE Pump|IP41 Protection|Thermal Disinfection|Antifreeze Protection|Wide Voltage Supply |
| Static Page Name | SR208C_Solar_Water_Heater_Controller |