CONCEPTS · LEARN
Automation
How a machine is controlled: the control loop, controllers, supervision, fieldbuses.
2 pages · 13 min
- 1 Discovery 6 min PLC, DCS, SCADA: who does what? Three acronyms people endlessly confuse. Yet they play different roles: one executes, another orchestrates a continuous process, the third supervises from a distance.
- 2 Discovery 7 min The control loop: the heart of automation Measure, compare, correct: the control loop is the basic mechanism that keeps a quantity (temperature, pressure, flow) at its setpoint, automatically and continuously.