Blog

Solenoid valves are control units which, when electrically energized or de-energized, either shut off or allow fluid flow. The actuator takes the form of an electromagnet

Where are frequency inverters used? Frequency inverters for every kind of plant and machine. A frequency inverter is a device for regulating the speed of electric motors.

Choosing the best encoder for the job requires knowledge of the most important encoder properties as well as the application’s control requirements.

What is an electrically safe working procedure? The first safety step when working on electrical systems, Electrical Safety Work Practices Plan.

A listing of ABB ACS550 faults, causes, and corrective actions. To begin with, let's look at the typical abb alarm 2021 and error messages of frequency converters, which are displayed on the user's screen.

What is a medium voltage drive? Difference between LV MV and HV. Siemens Medium Voltage Converters and their main types.

Short review of rotary encoder types, their working principle. Discribing what is an encoder used for.

A short review of servo motors, how they work and their main types. Main principles of a servo motor construction.

What Are Low Voltage Drives and Where Are They Used. The Range of Siemens SINAMICS. Types and the main difference.

What is solenoid valve and its types? Description of the main solenoids.

What Is so Special in Siemens Industrial Drives? A short review of types and series.

A short review of the difference between variable speed drive and a variable frequency drive, their description and key benefits.

A short review of how does an ultrasonic water and gas flow meter working, its design and manual for installation.

It was a difficult year, but we all together overcame its challenges! Our team wishes prosperity to your business and good health to all your family and friends ! 

What is the working principle of potentiometer? Main types and applications overview

Important information about the Eltra Trade work during Coronavirus pandemic 

Short review of flow meters with coriolis effect, its main details, advantages and disadvantages.

High resolution rotary encoders by Eltra. Definition of high resolution encoders, overview of Incremental, Absolute and Magnetic series.

Turbine flow meters' technology and working principle in this concise article. Learn how these precision instruments measure flow rates of liquids and gases, and their practical applications across various industries.