What is the programming language entered into the system through the creation of a graphical diagram used in the PLCs?

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Multiple Choice

What is the programming language entered into the system through the creation of a graphical diagram used in the PLCs?

Explanation:
In PLC programming, ladder logic is the language represented by a graphical ladder diagram. You create the program by drawing rungs on a ladder, with input conditions shown as contacts on the left and outputs shown as coils on the right. Each rung evaluates to true or false to control the corresponding output, mirroring how traditional relay logic worked but in a formal programming form. This visual, diagram-based approach is what makes ladder logic the language entered into the system through creating the PLC diagram. The other options are not programming languages for PLCs: CAN is a communications bus, Modbus is a protocol, and SCADA is a supervisory control software system.

In PLC programming, ladder logic is the language represented by a graphical ladder diagram. You create the program by drawing rungs on a ladder, with input conditions shown as contacts on the left and outputs shown as coils on the right. Each rung evaluates to true or false to control the corresponding output, mirroring how traditional relay logic worked but in a formal programming form. This visual, diagram-based approach is what makes ladder logic the language entered into the system through creating the PLC diagram. The other options are not programming languages for PLCs: CAN is a communications bus, Modbus is a protocol, and SCADA is a supervisory control software system.

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