Automation Fundamentals

Learn automation, one lesson at a time.

Free lessons on signals, PLC logic, HMI and SCADA. Sign in free to open the advanced modules on diagnostics, trends and AI-assisted practice.

Foundation · open to all

Start with the fundamentals.

Digital and analog signals, sensor states, scaling, wiring checks, and IO validation.

Inputs, outputs, latches, timers, counters, interlocks, alarms, and sequence structure.

Operator screens, status indicators, manual controls, alarms, recipes, and diagnostics.

Plant monitoring, trends, alarm history, reports, and multi-machine visibility.

Advanced · free with sign-in

Trace symptoms through IO, logic, alarms, wiring, devices, and operator actions.

Read historical data, spot abnormal patterns, and prepare review-friendly observations.

Use AI prompts for documentation, troubleshooting checklists, quiz practice, and concept revision.

Build a small automation flow with sequence logic, HMI screens, data records, and review notes.