Model 2450 Interactive SourceMeter® Instrument User's Manual
Section 9: Measuring I-V characteristics of solar cells
2450-900-01 Rev. A / June 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
button 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
and 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
.
19. Press the
MENU
key.
20. Under View, select
Graph
.
21. Press the
TRIGGER
key.
22. To repeat the sweep on the graph, press the
TRIGGER
key again.
An example of solar cell I-V measurements on the front-panel graph is shown in the following figure.
Note that the current is negative on the graph because the Model 2450 is sinking current.
Figure 45: Example of solar cell measurements on the front-panel graph
