Industrial automation

Basic Features of Modern PID Controllers

Most modern PID controllers have the following features: Manual versus automatic modeOutput trackingSetpoint trackingAlarm capabilitiesProcess variable (PV) characterization and dampingSetpoint…

4 years ago

Digital PID Controllers

Digital PID controllers have replaced most pneumatic and electronic analog controllers in industrial control applications. Digital PID controllers are preferred…

4 years ago

Ratio Control

In some processes, it is a common requirement for two flows to be kept in precise ratio to each other…

4 years ago

Feedforward Control

Feedforward control is based on principle of pre-emptive load counter-action i.e. if all major loads (i.e. disturbances) on a process…

4 years ago

Solid-state Relays (SSR) Features and Operation

A solid-state relay (SSR) is a purely solid-state device used for turning ON and OFF AC loads such as motors.…

4 years ago

What is Motion Control?

Motion control generally refers to an open loop or closed loop electromechanical system in which things are moving. A motion…

4 years ago

The Basics of Ladder Diagrams for Programming PLCs

The ladder diagrams are universally used as a symbolic and schematic way to represent the interconnection between the elements in…

4 years ago

Basic Features of Distributed Control Systems (DCS)

In distributed control system, each process has its own separate controller located at the site. These local controllers are interconnected…

4 years ago

What is Process Control?

Process control can be defined as a control system that manages a particular industrial process so that a uniform, correct…

4 years ago

Basic Facts about Data Acquisition (DAQ) and Process Control

The goal of most electronic systems is to measure or control some physical quantity. The system will have to acquire…

4 years ago