▶️ Relay circuits

Why Use Normally-Closed Contact for Stop Buttons?

The main advantage of using normally-closed contact for stop buttons is to detect the wire breaks in the electrical circuits.

In this post, we will learn the difference between relay and contactor and understand the basic electrical engineering concepts.

In this post, we will learn the difference between an electromechanical relay and a solid-state relay and their comparison.

Time delay relay provides a change of state of the contacts that are controlled by the energizing or de-energizing of the timer.

An Automation Engineer mindset cannot be perfect without a deep understanding of motor classic control circuits using push buttons.

When a voltage is applied to the coil, a current passes through it and this creates a magnetic circuit which

Relays may be connected together to perform logic and control functions, acting as logic elements much like digital gates (AND, OR, etc.).

Create a ladder diagram for controlling a batch mixing process. Implement a PLC program for mixing tank or Mixing Process using PLC Ladder Logic.

Electromechanical relays may be connected together to perform logic and control functions, acting as logic elements much like digital gates (AND,