Technical Blog Archive

Potentiometer Function

Potentiometer Function and Working Principle The potentiometers in our portfolio are known as “conductive plastic” potentiometers, using a glass-filled nylon substrate and carbon ink. This is the type of potentiometer we will be referring to for the remainder of this blog...

How Does a Pressure Switch Work?

What is a Pressure Switch? A pressure switch is a device used to monitor the pressure in a given environment and give an alert when the pressure level reaches a set limit. There are pressure switches suitable for use in monitoring liquid pressure or air pressure. The primary function of a...

RTDs; 2 Wire, 3 Wire and 4 Wire – What’s the Difference?

The wire configuration will be suited to different aspects of the application at hand. RTDs measure temperatures within an electric circuit, the temperature is determined based on the amount of resistance within the circuit. 2 Wire RTDs 2 wire RTDs contains a single wire connecting each...

Hall Effect Position Sensors

We have a range of our own programmable rotary hall effect position sensors as well as offering various types from our trusted suppliers. Our Hall Effect position sensors are aimed at a variety of industries and applications to include automation/mobile vehicle and motorsport to name a few and can...

Displacement Transducers

Displacement Transducers are available in various technologies & housing types to fit different applications. Displacement Transducer Technologies At Variohm, we have a wide range of displacement transducers that use different technologies. The majority of these are non-contacting as...

Load Cell Basics

They are available in many different forms, types and configurations. Each different type of load cell has various features which make it better suited to applications in certain areas. Load Cell Basic Working Principle Load cells work using internal strain gauges. The strain gauges are...