AMADEUS LAB · KNOWLEDGE
Industrial automation glossary
Clear definitions for the industrial technologies that commonly appear in automation, monitoring and connected-device projects. Each guide gives a direct answer first, then enough context to help non-specialists plan a project.
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PLC
A PLC is a rugged industrial computer that reads inputs, runs programmed control logic and operates outputs such as motors, valves, alarms and machine sequences.
Read the guide →KnowledgeSCADA
SCADA is a supervisory system used to monitor and, where authorised, control industrial equipment using data from PLCs, RTUs, sensors and other field devices.
Read the guide →KnowledgeHMI
An HMI is the screen or software interface through which an operator views machine status, acknowledges alarms and performs permitted actions.
Read the guide →KnowledgeOPC UA
OPC UA is an industrial interoperability standard for exchanging structured data between equipment, software and systems with built-in security capabilities.
Read the guide →KnowledgeMQTT
MQTT is a lightweight publish-and-subscribe messaging protocol often used to move telemetry and event data between devices, gateways and cloud services.
Read the guide →KnowledgeModbus
Modbus is a widely used industrial communication protocol for reading and writing simple device data such as registers, coils and discrete inputs.
Read the guide →KnowledgeRTU
An RTU is an industrial device that collects field data and controls remote equipment, especially where a central system needs to supervise geographically distributed assets.
Read the guide →KnowledgeIndustrial IoT
Industrial IoT applies connected sensors, devices, gateways and software to industrial operations so teams can monitor assets, analyse conditions and improve decisions.
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