LED Measurement System
User Manual
13
Ossila Limited © 2022
The Lifetime tab is used to perform long-term measurements of LEDs by holding them at a
specified voltage and periodically measuring the current of the LED and response of the light
sensors.
9.2
Quick Start Guide
1.
Start the Ossila LED IVL software. The window shown in
2.
Choose a measurement type as described in
Section 9.1
3.
Place your device in the device holder and close the lid.
4.
Set the appropriate settings in the software (explained in more detail in
Section 9.3
).
5.
Click the ‘Measure’ button.
I.
For each pixel, measurements are performed using the chosen measurement
settings.
II.
Data is plotted as it is measured, using a solid line for primary (left) y-axis and a
dashed line for the secondary (right) y-axis.
III.
This process is repeated until all pixels have been measured.
6.
If automatic saving is turned on, the measurement data and settings will then be saved.
9.3
Software Settings
There are several settings in the program which must be filled in before taking a measurement.
These are found in the column on the left of the window, as shown in
9.3.1
System Settings
Figure 9.3.
System settings.
(I)
System Address
•
Select the COM port or IP address of the connected unit you intend to use (USB and
Ethernet connection respectively).
I.
This box will be populated automatically with the addresses of any units connected
to the computer or network.
(II)
Current Range
•
Select the range of current values to be used for the measurement.
Summary of Contents for T2005
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