>Any ideas on how to get Isodat to allow operation of the dual inlet >(or change over block) while running a conflow aquisition? When >running a sequence a not compatible with current configuration error >pops up. i think this some conflict between devices in the "source" >(dual inlet) and "capillary" (conflo). Greg Michalski, Assistant Professor http://www.purdue.edu/eas/michalski/ Department of Earth and Atmospheric Sciences Purdue University 550 Stadium Mall Dr. Lafayette IN.47907