FMCW Radar Level Transmitter Working Principle
A radar signal is emitted via an antenna, reflected on the product surface and received after a time t. The radar principle used is FMCW (Frequency Modulated Continuous Wave). The…
Characteristics of Transducers Objective Questions
Instrumentation Tools assists you with a complete guide of objective questions which mainly targets the aspirants of Electrical, Electronics and Instrumentation engineering Streams to crack the competitive exams and to…
Magnetostrictive Level Transmitter Working Principle
The magnetostrictive level transmitter uses buoyancy, magnetostriction and electronics technologies to accurately measure the level of a wide variety of liquids, including interface and insoluble multiple liquids with a two-float…
Transducers Objective Questions
Instrumentation Tools assists you with a complete guide of objective questions which mainly targets the aspirants of Electrical, Electronics and Instrumentation engineering Streams to crack the competitive exams and to…
Side Mounting Float Switch Working Principle
A change in fluid level can correspondingly cause the float to travel up or down. The float end fixed with a permanent magnet which we can see in the below…
Major issues for Sensors Selection
The major issues in sensor selection are summarized in the following. The relative importance of each issue depends upon the specific application; for example, one application might require excellent accuracy,…
Measurement and Calibration Objective Questions
Instrumentation Tools assists you with a complete guide of objective questions which mainly targets the aspirants of Electrical, Electronics and Instrumentation engineering Streams to crack the competitive exams and to…
PID Controller Loop Tuning Tips
PID CONTROLLERÂ TUNING If the controller is withdrawn from the control panel face, further adjustments are available which are used to tunethe controller to the process. When a control loop is…
Flow Instruments – Selection, Principle & Application
Let's study different Flow Instruments and their principle, advantages, disadvantages, and applications in industrial flow measurement.
How to Calculate Heat Load in Electrical/Electronic Panel Enclosure
Total heat load consists of the heat transfer from outside your panel and from the heat dissipated inside the control unit. Useful terms &Â Conversions: 1 BTU/hr = 0.293 watts 1…
