Most Popular PLC Programming Languages?
There are 5 languages that are all a part of the IEC (International Electrotechnical Commission) Section 61131-3 Standard. This IEC Standard allows some ground rules that standardize PLC’s and their languages.
The 5 most popular PLC programming languages are
- Ladder Diagram (LD)
- Sequential Function Charts (SFC)
- Function Block Diagram (FBD)
- Structured Text (ST)
- Instruction List (IL)
Let’s take a deeper look into all these PLC Programming Languages.