Five Popular PLC Programming Languages You Need to Know

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PLC programming languages are used to program the automation devices in the industrial field. The device connect through PLCs can perform certain tasks like moving products or sorting them. The 5 most popular PLC Programing languages nowadays are all part of International Electrotechnical Commission Section 61131-3 Standard. IEC Standard is a set of rules that standardize PLC languages.

The PLC programming language can be divided into two section: text-based and graphical.

 

Text-based Languages:

• Instruction List (IL)
• Structured Text (ST)

Graphical Languages:

• Ladder Logic Diagram (LLD)
• Sequential Function Charts (SFC)
• Function Block Diagram (FBD)

 

Five Popular PLC Programming Languages You Need to Know

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