Instrumentation is a branch of engineering that deals with the design, manufacturing, and use of instruments for measuring and controlling physical and chemical quantities. These quantities include pressure, temperature, flow, liquid levels, chemical concentrations, and more.

Industrial Automation refers to the use of technologies and automated systems to control industrial processes and equipment. Its primary goals are to increase productivity, improve quality, reduce costs, and enhance safety in industrial environments

Mechanical equipment refers to a collection of devices and components designed and used to perform mechanical tasks such as transferring motion, energy, and force in various industries. These equipment generally function based on the principles of physics and mechanics