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requirements have additional vendor specific calls/function blocks to suit their hardware such as reading or writing to I/O. Siemens PLC instruction list language is known as "Statement List" or "STL" in
English, and "Anweisungs-Liste" or "AWL" in German, Italian and Spanish. The user of a Simatic
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49:. The variables and function call are defined by the common elements so different languages can be used in the same program.
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to represent instructions. For example, "A" for "AND" or "U" for "UND", "I" for "Input" or "E" for "Eingang".
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Beginner's Manual for the programmable logic controllers of the MELSEC FX family
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standard, and subsequently deprecated in the third edition.
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Deprecated language for programmable logic controllers
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69:The file format has now been standardized to
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172:"Status of IEC 61131-3 on PLCopen"
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62:instructions and function calls (
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129:Variations from IEC 61131
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81:Example
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225:This
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
