thanks for your answer theres no probleme it was only an example i try to create base tag via exel and after that import it again in rslogix to safe time (actually it is not the case because it is not workink) hereafter may example issue of an export remark;"CSV-Import-Export" remark;"Date = Wed Aug 30 10:26:31 2006" remark;"Version = RSLogix 5000 v15.00" remark;"Owner = laurent" remark;"Company = demo" 0,3 TYPE;SCOPE;NAME;DESCRIPTION;DATATYPE;SPECIFIER;ATTRIBUTES TAG;"";"E_S_deportees:0:C";"";"AB:1794_IB16:C:0";"";"" ALIAS;"";"E_S_deportees:0:I";"";"";"E_S_deportees:I.Data[0]";"(RADIX := Binary)" TAG;"";"E_S_deportees:1:C";"";"AB:1794_DO16:C:0";"";"" ALIAS;"";"E_S_deportees:1:O";"";"";"E_S_deportees:O.Data[1]";"(RADIX := Binary)" TAG;"";"E_S_deportees:2:C";"";"AB:1794_IF4I:C:0";"";"" TAG;"";"E_S_deportees:2:I";"";"AB:1794_IF4I:I:0";"";"" TAG;"";"E_S_deportees:3:C";"";"AB:1794_OF4I:C:0";"";"" TAG;"";"E_S_deportees:3:I";"";"AB:1794_OF4I:I:0";"";"" TAG;"";"E_S_deportees:3:O";"";"AB:1794_OF4I:O:0";"";"" TAG;"";"E_S_deportees:I";"";"AB:1794_ACN15_8SLOT:I:0";"";"" TAG;"";"E_S_deportees:O";"";"AB:1794_ACN15_8SLOT:O:0";"";"" TAG;"";"marche";"marche pompe";"BOOL";"";"(RADIX := Decimal)" TAG;"";"Ordre_de_marche";"commande equipement";"BOOL";"";"(RADIX := Decimal)" problem is if i add one ligne or modify something i am not abble to import in rslogix