Front/Rear Terminals Selection; 2-Wire Connections; Figure 3 2-Wire Connections - Keithley SourceMeter 2400 Series Quick Results Manual

6 Quick Results Guide

Front/rear terminals selection

The input/output and sense terminals are accessible from both the front and rear panels,
while the guard terminals and chassis ground are only accessible from the rear panel. On the
front panel, press the FRONT/REAR key to toggle between front and rear. The REAR annunci-
ator indicates that the rear terminals are selected. With REAR off, the front terminals are
selected.

2-wire connections

Connections for 2-wire local sensing are shown in Figure 3. The following menu sequence
selects 2-wire local sensing:
Press CONFIG > select SOURCE V (or ΜΕΑS Ω) > select SENSE MODE > select 2-WIRE
Figure 3
2-wire connections
4-WIRE INPUT/
SENSE OUTPUT
HI
LO
TERMINALS
ON/OFF
FRONT/ FRONT/
REAR REAR
OUTPUT
SourceMeter Front Panel
DUT
Sense Selection: 2-wire