The linear electro-pneumatic positioner is developed to control the positioning of pneumatic actuators. This device provides precise position control for actuators operating with air pressure. Pressure is regulated via electrical signals, which in turn actuates the movement of the actuator. This system offers both reliability and energy efficiency in automation solutions. It is widely preferred, especially in production processes where precise motion control is required.

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How Does It Work?

The DC 4–20 mA signals sent to the device regulate the air pressure inside the actuator, enabling it to reach the desired position. Linear movement is continuously monitored through the positioner, providing feedback. This feature also enhances stability in control systems. The EP-1000L model can be used with spring-return control valves and double-acting actuators, achieving high accuracy during the positioning process.

Where Is It Used?

The linear electro-pneumatic positioner is frequently preferred in the chemical, energy, and food industries. It is widely used for part placement operations on automated production lines. It also provides precise level control in tank filling systems and offers effective solutions for airflow control in HVAC systems. Additionally, it can operate in integration with electric actuator valves. Depending on the application, its effectiveness is further enhanced when supported by pneumatic directional valves.

What Are the Technical Specifications?

Model: EP-1000L
Input Signal: DC 4–20 mA
Protection Class: IP66
Explosion Protection: Ex ia CT6, Ex d BT6
Vibration Resistance: Unaffected in the 5–200 Hz range
Adjustability: Can be set in 1/2 increments
Maintenance: Simple design provided for feedback connection
Connection: Air channels can be mounted in all directions

Why Is It Preferred?

The device offers advantages in both durability and low energy consumption. Furthermore, it can be easily integrated into automatic control systems. It provides economical solutions for all processes dependent on airflow. In addition, its ease of maintenance ensures operational continuity. For more information, you can refer to the Unox product category.