Check out the info in the link below: http://exchange.ni.com/servlet/ProcessRequest?RHIVEID=101&RPAGEID=135&HOID=50650000000800000056400000&UCATEGORY_0=_49_%24_6_&UCATEGORY_S=0&USEARCHCONTEXT_QUESTION_0=multiple+instances&USEARCHCONTEXT_QUESTION_S=0
- run the same vi simultanously in one loop Yves
- JoeLabView
