How do you program the PLC in compliance with the IEC 61131-3 standard with STEP 7 (TIA Portal)?
The programming languages of SIMATIC STEP 7 (TIA Portal) meet the requirements of IEC 61131-3. The IEC 61131-3 standard is the only standard valid worldwide for the programming languages of programmable logic controllers.
Table 01 gives you an overview.
|STEP 7 (TIA Portal)||IEC 61131-3 languages|
|Statement List (STL)||Corresponds to IEC 61131-3 language "AWL/IL"|
|Ladder diagram (LAD)||Corresponds to IEC 61131-3 language "KOP/LD"|
|Function block diagram (FBD)||Corresponds to IEC 61131-3 language "FUP/FBD"|
|Structured Control Language (SCL)||Corresponds to IEC 61131-3 language "ST"|
|S7-GRAPH||Corresponds to IEC 61131-3 language "AS/SFC"|
Detailed information is available in the "IEC_61131_Compliance" file.
IEC_61131_compliance_e.pdf ( 116 KB )