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