SR91/SR868C9
Applicable to SFBS/SFFS/SFES
Integrated circuit/ABS
Control solar heating system intelligently
Suitable for split pressurized solar water heater
1 year
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1. Product Description
SR91 is an upgraded version of the SR868C9.
SR91 is used in a split pressurized solar water heater system.
Intelligently controlled by the latest high-performance microcontroller from NXP.
All devices use industrial-grade standards to operate in cold, high-temperature, and humid environments, while using a clock chip for precise timing control.
The controller is LCD type, with beautiful appearance, stable and reliable performance, easy to install, as the most ideal accessory product for split pressure solar water heater.
Max.number of collectors:1
Max.number of storage tanks:1
Max.number of relays:4
Max.number of sensors:5
Max.number of visualization application system: 1
2. Technical Parameters
Contactor unit of high power: SR802 When user selects electrical heater as back-up device, we recommend using SR802 unit connecting controller and electrical heater. Technical data of SR802 Dimension: 100mmx100mmx65mm. Power supply: 180V ~ 264V / AC 50 / 60Hz. Suitable power: ≤ 4000W. Available ambient temperature: -10 ~ 50oC Water proof grade: IP43. |
SR802 Connection Diagram:
3. Product Installation
3.2 SR91 Installation manual download:
operation instruction SR91
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