Technical Blog Archive

What is a Piezoelectric Sensor?

“Piezo” is Greek for “press” or “squeeze” so a piezoelectric sensor effectively measures compression using the piezoelectric effect.  A piezoelectric sensor converts physical parameters - for example, acceleration, strain or pressure into an electrical...

Submersible Pressure Transducers

Submersible pressure transducers are used to measure liquid level. The transducer is often located at the bottom of a tank, the pressure applied to the transducer will be directly proportional to the amount of liquid, as the tank empties/fills the pressure becomes lower/higher and this is measured...

What is a Position Sensor?

Position sensors are used throughout many industries for applications in motorsport, agriculture, industrial application etc and are also used in devices which surround us such as elevators and moving ramps. Position sensors are even used in the special effects department of...

Why We are Open During The COVID-19 Pandemic

As a group, Variohm Holdings Ltd manufacture and supply products used to support customers and manufacturers in various industries. During the current climate, we find ourselves in, our customers working in various industries are essential to supporting and tackling the virus and keeping people all...

Where are Sensors Used?

Here at Variohm, we specialise in the design, manufacture and supply of sensors and transducers.  What industries are Sensors used in? Our main areas for supplying sensors include; Medical industry Automotive Industrial applications  Aerospace and...

Difference Between an Absolute and Incremental Encoder

They can also be referred to as rotary encoders or shaft encoders with the absolute/incremental referring to the working principle of the encoder, these two principles operate differently.  What is the difference between an absolute and an incremental encoder? Absolute...