Instrumentation

What is a Junction box, and its applications?

Various types of Solenoid valves and their schematics

What is a limit switch and how does it work?

What is RTD? What is the difference between 2 wire, 3 wire, and 4 wire RTD?

What is a 2-wire, 3- wire, and 4 – wire transmitter, and how are they different from each other?

What is a loop diagram and how to interpret it?

How to do the 4-20mA Wiring?

What is a control valve? What are the various parts involved in a control valve?

What is a temperature sensor and what are their types?