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AT electro-hydraulic actuator

characteristic
High integration:
Adopting an electromechanical hydraulic integration, integration, and modular design, the structure is simple, the volume is small, and there is no need for external oil and gas sources. There is no external hydraulic oil circuit design, with high reliability and long service life.
The switch of the AT electro-hydraulic actuator is controlled by the forward and reverse rotation of the motor. When the valve reaches the target angle, the motor stops. The valve will remain in this position even when the motor is not powered. The pressure resistant sealed packaging enables the drive module to be used in extremely harsh environmental conditions, including hazardous explosion-proof areas. By adding additional modules, various attachment functions can be achieved. Manual adjustment, safe and reliable, can adjust the movement speed of the drive head at any time.
High level of intelligence:
It can achieve linear correction of the characteristics of the controlled object, water hammer protection, and overload protection;
It can automatically monitor, diagnose, and alarm the operating status of the actuator;
Capable of setting and adjusting parameters such as speed, acceleration, and dead zone;
Intelligent speed regulation (speed regulation for different valve positions).
High positioning accuracy:
The positioning accuracy is less than 0.5% of the full stroke and is not affected by valve friction or process dynamic force;
The dead zone is adjustable within the range of 0.5%~5% of the control signal;
The position repetition rate is less than 0.1% of the full stroke;
Small size: compact combination, high output torque (standard model with a maximum output of 250000 N), easy installation and adjustment;
Low energy consumption: The minimum power consumption is 300W, and the hydraulic position does not consume energy. It can be powered by solar energy;
Fast response speed: normal adjustment time of 2s~300s is optional, and fast closing (opening) time of 0.5s~100s is optional. Equipped with standard analog signal control method, digital communication capability, easy to interface with the controller, and accept control signals from any control system; Designed with single acting and double acting hydraulic cylinders, it can achieve strong torque linear displacement output and angular displacement output. 100% continuous adjustment of the working and on-off control modes, with various safety mechanisms (fully open, fully closed, and locked) in the event of signal loss. Direct stroke output displacement range 0.75~22inch (inches), angular stroke output angle range 0~90 ° and 0~270 °



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