Thanks Patrick, Yeah, I think that's what I want. Does the transmitter ignore this if it's in intelligent mode, and use this as the 4-20ma range if it's in 4-20mode? If so, then yes, that's what I want. 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