PLC and Automation Concepts

Flashcards covering key vocabulary from the lecture on PLCs, switches, and automation.

PLC (Programmable Logic Controller)

A type of computer used in industrial automation to control machinery.

Industrial Revolution 4.0

The current trend of automation and data exchange in manufacturing technologies, incorporating IoT, AI, and smart systems.

Ladder Logic

A programming language used to develop software for programmable logic controllers, based on relay logic.

Momentary Switch

A switch that is activated only while pressed, returning to its original position once released.

Maintained Switch

A switch that remains activated after being pressed until it is pressed again.

Relay

An electrical device used to switch circuits on and off, can be mechanical or solid-state.

DIN Rail

A metal rail used to mount industrial control equipment in racks or cabinets.

Ingress Protection (IP)

A standard that rates the degree of protection provided by enclosures against the intrusion of solid objects and liquids.

Indicator Lamp

A light used on control panels to indicate machine states or conditions to operators.

Variable Frequency Drive

A type of motor controller that drives an electric motor by varying the frequency and voltage of its power supply.