5. Measurements with the Barracuda System
Light Measurement
2012-10/4.3A
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Barracuda & QABrowser Reference Manual
7. Tap Select.
8. The real-time display for luminance is now displayed. Tap Reset. Place the light
detector on the surface where you want to measure the light.
9. Press and hold the shutter. Read the
value on the real-time display. You can
now move the L100 to other points and
measure the light.
If you are measuring very low light intensities it may occur that the Barracuda does not
"start" to measure. You should then do as follows:
1. Do as described in step 1 to 8 above.
2. Press and hold the shutter. If the Barracuda does not start to measure, lift the L100
and direct it towards a bright spot (with the shutter button pressed). Do not release
the shutter button.
3. Place the L100 on the spot where you want to measure. Do not release the shutter
button.
4. Read the result on the display. Do not release the shutter button.
5. Move the L100 to the next spot where you want to measure. Do not release the
shutter button.
6. Read the result on the display. Do not release the shutter button.
7. Continue and do not release the shutter button.
5.10.2 Illuminance - Ambient Light (lx)
Read the L100 User's Manual to get information about how to do different type of
measurements and how to use the different adapters.
To measure illuminance (lx):
1. Attach the lux adapter to the L100 as described in the L100 User's Manual.
2. Connect the L100 to the EMM.
3. Set up the Barracuda and the handheld computer according to the description in
Setting Up the Barracuda .
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