e2v argus 4 Manual Del Usuario página 9

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Tri-Mode Sensitivity
TM
The Argus 4 has three levels of sensitivity: High, Low and Extended Low.
These levels provide the user with a thermal image over the widest possible
temperature range. The Argus
automatically and will indicate which mode the camera is using by a coloured
"M" symbol at the top of the display.
High Sensitivity Mode
o
TM
The Argus
conditions and is indicated by a green "M" symbol. The image that is
produced is clearer and will show more detail. The temperature range for this
mode is between –40 °C and 150 °C (-40 °F and 302 °F).
Low Sensitivity Mode
o
TM
The Argus
temperatures have been detected. It is indicated by an orange "M" symbol.
The image that is produced loses some clarity, but will still show a significant
amount of detail. The temperature range for this mode is up to 400 °C
(750 °F).
Extended Low Sensitivity Mode
o
If the scene has extreme temperatures, the Argus
switch to Extended Low Sensitivity mode, indicated by a red "M" symbol, and
allows an image to be produced that is clear and will show some detail. The
temperature range for this mode is up to around 800 °C (1472 °F). (Argus
HR320: 1000 °C; 1832 °F).
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Zoom
A short press on the right-hand button operates the zoom function.
The zoom symbol will appear to the right of the display above the
spot temperature reading and is indicated by the magnifying glass
icon on the screen.
The temperature measurement sample window is also expanded to suit. The
zoom feature can be turned off if not required by using the software provided.
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Ambient Temperature
The range for ambient temperature measurement is -15 °C (5 °F) to 150 °C
(302 °F). If ambient temperature measurement is not required, it can be turned
off using the software and the reading will be removed from the display. The
ambient temperature will be shown with any image captured.
© e2v technologies (uk) limited
TM
4 will switch to the optimum level of sensitivity
M
4 will operate in High Sensitivity mode under normal operating
M
4 will automatically switch to Low Sensitivity mode when higher
The ambient temperature sensor is fitted to the front of
the camera and the ambient temperature is displayed
on the bottom left-hand side of the display.
M
104077 DAS709758AA (UK) version 7, page 8
TM
4 will automatically
TM
4