FLIR ThermaCAM PM575, Operator'S Manual

Page: 42 / 68

[ 5.5.3.1.2 — Span ]
ThermaCAM™ PM575/595 Operator’s Manual 34
The whole temperature range is digitized and used for storage. However, normally
only a small portion of the whole range is used for viewing. Select what tempera-
ture to look at by adjusting level.
The level function can be regarded as the brightness .
5.5.3.1.2 Span
This function sets the span of the temperatures displayed in the image. The unit is
degrees Celsius or degrees Fahrenheit .
The whole temperature range is digitized and used for storage. As is the case with
level, mentioned above, normally only a small portion of the whole range is used
for viewing. Select what temperature range to look at by adjusting span.
The span function can be regarded as the contrast .
5.5.3.1.3 Temp range
The camera supports two different temperature ranges. If a high temperature
option is installed, the user will get an extra range.
5.5.3.2 Freeze
The function switches the frozen/live status of the image. It has the same effect as
pressing the
S button.
5.5.3.3 Auto adjust
The camera automatically optimises the parameter (-s) Level , Level & span or Auto
palette (see “Man adjust...” on page 33) for best image contrast and brightness.
Auto adjust is a one-time procedure which can be repeated if required. It has the
same effect as pressing the A button.
5.5.3.3.1 Auto palette
This function distributes the colours in a non-linear way along the temperature
scale. The function is useful if the operator wants to capture an image where the
relevant information is cluttered in a few parts of the temperature scale.
5.5.3.4 Image only
This function removes all on-screen graphics (e.g. result table, data fields etc). By
pressing
↵
or C button the screen is restored.