Book Creator Add this page to your book Book Creator Remove this page from your book Manage book(0 page(s)) Help This page is not fully translated, yet. Please help completing the translation. (remove this paragraph once the translation is finished) Variant "Read" c) Read product data (base product + MES tag) Variable Data type Description Direction Read* BOOL This variable sets PLC when data is requested and PLC sets it back to FALSE From PLC to MES Read BOOL This variable sets MES to TRUE when data has been transferred to the PLC. MES resets it back to FALSE From MES to PLC Product* STRING The product is set by PLC for MES From PLC to MES MES tag* STRING Unique identifier assigned by MES for identification From PLC to MES Product ID* 1..N STRING The GUID generated by MES for the first creation of the product code e.g. for variant a) “write” From MES to PLC Product code 1..N STRING The generated product code is set by PLC for MES From MES to PLC