Bộ định vị van EPA804-R10 EPA804-L20 EPA804-R20 KOSO TẠI VIỆT NAM

The EPA804-L10 KOSO Positioner is a high-quality valve positioner from KOSO , designed to precisely control the open/closed position of control valves in industrial systems. This device plays a crucial role in improving the accuracy, stability, and operational efficiency of entire automation lines.

Uses of the EPA804-L10 KOSO Positioner

The EPA804-L10 receives control signals (4–20 mA or pneumatic) from the central control system (PLC/DCS) and then adjusts the pneumatic pressure to move the valve to the required position. This allows the device to:

• Precise control of flow rate, pressure, level, or temperature.

• Reduce valve position deviations due to vibration or load changes.

• Increase the lifespan of valves and actuators.

• Ensuring stable and safe operation.

Practical applications

The EPA804-L10 KOSO Positioner is widely used in:

• Oil and gas, chemical, and petrochemical industries

• Power plant , water plant, wastewater treatment plant

• Food, beverage, and pharmaceutical industries

• Factory automation lines , process control systems.

This device is suitable for installation with linear or rotary valves , for use with single-acting or double-acting pneumatic actuators.

Key specifications of EPA804-L10

• Model: EPA804-L10

• Manufacturer: KOSO

• Control signal: 4–20 mA

• Supply air pressure: 1.4 ~ 7 bar

• Accuracy: ±1%

• Repeatability: ≤0.5%

• Operating temperature: -20 ~ +70°C

• Protection rating: IP65

• Type of action: Linear (L)

Comparison table of KOSO EPA804 encoding models

LTĐ is the authorized distributor of Koso valves in the Vietnamese market , specializing in the supply, repair, maintenance, and calibration of Koso valves.

Contact us today for advice and the best price:

Mr. Three - 0912 300 549

- sale02@ltdautomation.com.vn