Jerry, I'm not sure I understand what you are attempting to do. Is it like this RO0001 := C:SOME_SWCH.OUT or like this C:SOME_DEP.RI0001 := C:SOME_SWCH.OUT or something different from one of these. Could you send a code snippet? Regards, David _______________________________________________________________________ This mailing list is neither sponsored nor endorsed by Invensys Process Systems (formerly The Foxboro Company). Use the info you obtain here at your own risks. Read http://www.thecassandraproject.org/disclaimer.html foxboro mailing list: //www.freelists.org/list/foxboro to subscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=join to unsubscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=leave