Iteco,
I am familiar with using Zetron with Lookout. But I'm have a hard time understanding exactly what the problem is.
There is a good Zetron Demo that NI has for Lookout, It can be found here.
http://zone.ni.com/devzone/explprog.nsf/6c163603265406328625682a006ed37d/fe8bac9d3fbb69ac86256ae100563b9a?OpenDocument
Hope this helps.
Oliver Scheurer
Aegis Solutions, Inc.
2660-T Yonkers Road
Raleigh, NC 27604
Phone: (919) 861-0103 Ext. 231
Fax: (919) 861-0104
www.aegis-solutions.com