SAP Script Barcode Separator

Hi Expert...

Please help me !!!!!!

We are create SAP Script for Label Printing with ZEBRA Printer.

We also Print Label  in combination of Plant,Material,Batch,

Get data from Barcode using Barcode Gun require Separator between Plant & Material & Batch. 

Here I write my SAP Script Code :

^BY2,3.0^FO552,63^BCR,72,N,Y,N,A^FR^FN983^FS

^FN983^FD&wa-plant&&wa-matnr&&wa-charg&^FS

Please urgent.....

Pradip Patel.