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Model 2790 SourceMeter
Connections
klqb
klqb
Front panel inputs
Connections for resistance measurements are shown in
measurements (Ω2), connect the test leads to INPUT HI and LO as shown in
For 4-wire resistance (Ω4), connect the test leads to INPUT HI, INPUT LO, SENSE Ω4 HI,
and SENSE ¾4 LO as shown in
Figure 3-6
Ω
Ω
2 and
4 connections for front panel inputs
Model 2790
SENSE
INPUT
Ω 4 WIRE
HI
350V
1000V
!
PEAK
PEAK
LO
500V
PEAK
INPUTS
F F
R
F
FRONT/REAR
3A 250V
AMPS
A. Ω2 Connections
Model 2790
SENSE
INPUT
Ω 4 WIRE
HI
350V
1000V
!
PEAK
PEAK
LO
500V
PEAK
INPUTS
F F
R
F
FRONT/REAR
3A 250V
AMPS
B. Ω4 Connections
®
Switch System Reference Manual
Switching module connections shown in this section are specifically for the 7702
module. Test connections for the 7751, 7752, and 7753 modules are provided in
the Model 2790 User's Manual.
When using the front panel inputs, the INPUTS switch must be in the "F" (out)
position. For switching modules, it must be in the "R" (in) position.
Shielded
Optional Shield
Cable
Shielded
Optional Shield
Cable
Figure
Figure
3-6B.
NOTE
Resistance
Under Test
NOTE
Resistance
Under Test
3-6. For 2-wire resistance
Figure
Source current flows from the
INPUT HI to INPUT LO terminals.
Source current flows from the
INPUT HI to INPUT LO terminals.
3-17
3-6A.
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