Model 2450 Interactive SourceMeter® Instrument User's Manual
Section 9: Measuring I-V characteristics of solar cells
2450-900-01 Rev. C / December 2013
9-5
To set up the application from the front panel:
1. Make connections to the instrument and device under test (DUT) as described in
(on page 9-2).
2. Press the
POWER
switch on the front panel to turn on the instrument.
3. Reset the instrument:
a. Press the
MENU
key.
b. Under System, select
Manage
.
c. Select
System Reset
.
d. Select
OK
.
4. Press the
HOME
key.
5. Press the
FUNCTION
key.
6. Under Source Voltage and Measure, select
Current
.
7. Press the
MENU
key.
8. Under Measure, select
Settings
.
9. Select the button next to Sense Mode and select
4-Wire Sense
.
10. Press the
MENU
key.
11. Under Source, select
Sweep
.
12. Set the Start level to
0 V
.
13. Set the Stop level to
0.55 V
.
14. Set the Step level to
10 mV
.
15. Swipe down on the SWEEP SETTINGS screen until you see Source Limit.
16. Select the button next to Source Limit and enter
1 A
.
17. Click
OK
.
18. Select
Generate
. This sets up a trigger model for the sweep.
19. Press the
MENU
key.
20. Under View, select
Graph
.
21. Press the
TRIGGER
key to initiate the trigger model.
22. To repeat the sweep, press the
TRIGGER
key again.
The following figure shows an example of solar cell I-V measurements on the front-panel graph. Note
that the current is negative on the graph because the Model 2450 is sinking current.