Also, check the document found on the following URL:
http://ae.natinst.com/operations/ae/public.nsf/fca7838c4500dc10862567a100753500/dab25cf02ef0029c862568ab00677333?OpenDocument
This is a Knowledgebase that gives you a hint on how to retreive a range of cells in Excell using the DDETable.
The "DDETable on same computer" example is located under the >lookout objects>Networking>DDETable chapter on the Lookout On-line help.