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CPS-21C constant pressure water supply controller (hereinafter referred to as 21C controller) suitable for industrial and domestic water supply and fire control systems. It is a new type controller following CPS-21B and CPS-21E ,in accordance with the requirements of ISO9000 quality system .
We combined decades of users’s requirement, refer to the latest standards, using the latest chip technology, high reliability design with better performance.
1. with a backlit LCD display, friendly interface. Using the buttonboard display panel and the host sub-structure, which is easy to install;
2. Working pump mode can be configured, up to 5 + 2 (five primary pumps and two small pumps) control structure;
3. New power supply design,anti-interference ability,and better adaptability to external power supply ;
4. System can be set to detect feedback to ensure more reliable operation;
5.Detailed parameters,refined system controls, more energy-efficient operation system ;
6. Variable small pump can be independently set a lower limit frequency, more efficiency;
7. When a small pump system is not configured,user can choose whether to stop the variable displacement pump;
8. Optional inverter stops operation to prevent water hammer effect;
9. Complete sleep function with aftercompaction according to the pressure drop;
10. Better fire control function;
11. Multiple analog input, enabling control of the water supply with new technology, particularly the pipe network layers system(commonly known as the non-vacuum) ;
12. Reserved for the RS485 interface for easy connection to PC or touch screen for configuration control;
13. Compatible with our CPS-20 series controllers all the features and more intelligent design, easy to use and maintain.
> AC Input: AC 185V ~ 265V, 50Hz
> Power: 12VA
> Temperature: -5 ℃ + 55 ℃
> Relative humidity: ≤95% (non-condensing)
> Elevation: less than 2000 m height
> Shell Protection Grade: IP20
> Product Performance Standards: Q / HD LLK001-2004