Keithley 4200A-SCS Reference Manual page 688

Model 4200A-SCS Parameter Analyzer Reference Manual Section 8: Keithley User Library Tool (KULT)
Open the Rdson42XX user module
1. From the File menu, select Open Module.
2. From the Open Module window, select Rdson42XX.c, as shown in the following figure.
Figure 449: KULT Open Module dialog box
3. Click OK. The Rdson42XX module opens.
4200A-901-01 Rev. C / February 2017 8-43