Keithley 2450 Reference Manual page 104

Model 2450 Interactive SourceMeter® Instrument Reference Manual Section 2: General operation
Four-wire remote sense connection drawings
Always connect the sense lines as close as possible to the device under test.
Figure 49: Model 2450 rear panel 4-wire remote sense connections
Figure 50: Model 2450 front panel 4-wire remote sense connections
2450-901-01 Rev. B/September 2013 2-77