PLC Logic Functions
  • PLC Tutorials

PLC Logic Functions

In PLC programming, we use different PLC Logic Functions based on basic logic gates like AND, OR, NOT, NAND, NOR,…

  • Control Valves

Basics of Control Valves

Valves are used for thousands of purposes, from simple and mundane tasks, such as turning on the water in a…

  • PLC Tutorials

Introduction to PLC Ladder Diagrams

A ladder diagram is read from left to right and from top to bottom. When the PLC is in run…

  • Control Systems

Why Use a Current Loop?

4-20mA current-loop circuit have four individual elements: a sensor/transducer, a voltage-to-current converter, loop power supply and a receiver / monitor.

  • Animation

Logic Gates Animation

Seven Basic Logic Gates Digital electronics relies on the actions of just seven types of logic gates, called AND, OR,…

  • Communication
  • Instrumentation Interview Questions

Interview Questions on Fieldbus Communication

The following are the list of interview questions on fieldbus communication Fieldbus Interview Questions and Answers Fieldbus Questions Why is the…

  • Electrical Basics

Top 10 Common Mistakes on Electrical Systems

1. Thinking that it's "only 120 volts" or 208 volts or 480 volts or... Dr. A.G. Soto, consulting physician to…

  • Vibration Measurement

Why we use Negative Voltage in Vibration Measurement ?

An Excellent Answer by Bently Nevada Employee: As a 20-year Bently Nevada employee, and as someone responsible for answering such…

  • Animation
  • How It Works

Ultrasonic Sludge Blanket Level Meter Animation

Sludge Level Probe uses an ultrasonic pulse to accurately measure the sludge level. An ultrasonic signal sent from the probe…

  • Communication
  • Instrumentation Interview Questions

Serial Communication Interview Questions and Answers

We prepared a list of Serial Communication Interview Questions for your interview preparation. Go ahead with this article and get…