Electronic unit
EAS822

Microprocessor-controlled electronic unit with integrated frequency converter for continuous control of electrical actuators.

Brochure: Efficient actuators

First class valve automation control
Technical description:

Intelligent electrical actuators for process automation applications
Overview
Data
Fieldbus & HART
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Service

Overview

During continuous positioning the electronic unit varies the motor torque steplessly until the actuator force and the restoring process forces are balanced. High response sensitivity and positioning accuracy ensure an excellent control quality and a long actuator life expectancy.

Data

General specifications:

  • Conventional signal interface (0/4 to 20 mA / 24 V)
  • Digital communication via HART
  •  Additional functions
    – Process controller
    – Maintenance computer
    – Programmable characteristics
  • Mounting rack installation
  • Housing with protection class IP 20
  • Torque, speed variation and continuous positioning

Fieldbus & HART – Contrac

ABB’s freedom of choice offers the right driver for the major fieldbus protocols suitable for ABB devices.
The version matrix document shows for each protocol the software revision that’s compatible to the hardware and firmware revision of the device.

Software and documentation:

Stand-alone tool:
ABB offers software tools that use the listed drivers in the table above for your device configuration and monitoring requirements. Read more & download

Fieldbus solutions:
ABB offers a wide range of fieldbus products, accessories, tools, support documentations, applications and news. Read more

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Service

ABB offer a full range of services to support you and your processes, including:

Explore our comprehensive range of services at Measurement & Analytics service

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