A programmable logic controller or programmable controller is an industrial computer that has been ruggedized and adapted for the control of manufacturing processes, such as assembly lines, machines,
PLCs for a monitoring system in the pharmaceutical industry
Compact PLC with 8 inputs and 4 outputs
Modular PLC with EtherNet/IP module, discrete and analog I/O, with some slots being empty
PLC system in a rack, left-to-right: power supply (PS), CPU, interface module (IM) and communication processor (CP)
Remote terminal unit
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A remote terminal unit is a microprocessor-controlled electronic device that interfaces objects in the physical world to a distributed control system or supervisory control and data acquisition system
Remote Terminal Unit Modular