Examlex
The ________ law of thermodynamics states that the entropy of the universe in a spontaneous process increases and is constant in equilibrium processes.
PLC Program
A sequence of instructions written for a Programmable Logic Controller (PLC) to automate machinery or processes.
Structured Text
A high-level programming language designed for industrial automation. It resembles the syntax of Pascal and is one of the five languages for programming PLCs.
Functional Block Diagram
A graphical representation that illustrates the functions and flow of data among different blocks of a system, highlighting the system's functional interactions.
Ladder Diagram
An industry standard for representing relay logic control systems. The diagram resembles a ladder because the vertical supports of the ladder appear as power feed and return buses and the horizontal rungs of the ladder appear as series and/or parallel circuits connected across the power lines.
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