What is a Final Control Element?

What is a Final Control Element? Final control element is a device controlled by a controller to change the operating conditions of a process. Final control elements requires energy to operate against the process. This energy is usually in the form of air pressure, hydraulic pressure or electricity. There are a great variety of final control elements and accessories that make each one have its own characteristics to adapt to a particular process dynamic What are the common final control elements? The most common final element is a control valve. Once a control valve is triggered it changes the process […]

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The Process Control Loop

Hi, its me again and I am about to tackle a very important framework in the field of Instrumentation. Assuming you already have read my post regarding what a process control is and what are the parameters involved in this process. We are now going to learn how these parameters are meet in a process control loop. A Process control loop is a system that is designed to maintain a process on its desired set point. Each step in the loop works together to manage the system. Once the set point is reached, the process control loop operates in four steps. First, it will measure the current condition […]

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