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          Huakong (Tianjin) Valve Co., Ltd. is located in Tianjin, the economic center of northern China. It is a comprehensive technology enterprise that integrates research and development, production, sales, and service. Since its establishment, the company has always adhered to the business philosophy of "technological innovation, quality-oriented, customer first", and is committed to providing high-quality industrial automation equipment and electronic product solutions for global customers. Main business scope: research and development of industrial automation equipment and electronic technology, sales of complete sets of automation instruments, electric valves, electric actuators and other products, import and export of goods and technology, product development, consulting, services, transfer, etc.
          CI2801 is a logic control board for electric actuators, which can form different control systems according to different application scenarios. The control circuit has automatic phase correction and phase loss monitoring functions, and can provide 3V and 12V DC power for other additional circuits. The rotation direction is easy to change, and the motor has a commutation delay function (50 milliseconds). The CI2701 control board has remote control function and emergency stop function (ESD). The working status of the actuator can be remotely transmitted through multiple sets of relays.