Fluke Ti32, User Manual

Page: 31 / 40

Thermal Imagers
Setting Reflected Background Temperature
25
3. Press the softkey labeled Done to select the set value.
4. Wait for main menu to disappear or quickly squeeze and release the
trigger twice in order to return to live view.
Note
If you have the Display Information setting on your Imager set to
Display All , information on current emissivity settings can be see as
“
ε
= xx ”.
Setting Reflected Background Temperature
(Reflected Temperature Compensation)
Compensation for reflected background temperature on the Imager is set in the
Background tab. Very hot or very cold objects may affect the temperature
measurement accuracy of the target or object of interest, especially when
surface emissivity is low. Adjustment of the reflected background temperature
setting may improve temperature measurement accuracy.
1. Press
a
until
Background
appears over
d
.
2. Press softkey labeled
Background
.
3. Use the sofkey labeled
Up
or
Down
to adjust the reflected background
temperature.
4. Press Done when finished.
5. Wait for main menu to disappear or quickly squeeze and release the
trigger twice in order to return to live view.
Note
If you have the Display Information setting on your Imager set to
Display All information on current reflected background temperature
settings can be see as “ BG = xx ”.
Setting Transmission Correction
When conducting infrared inspections through infrared-transparent windows
(IR Windows / Sightglasses), not all of the infrared energy emitted from the
objects of interest are efficiently transmitted through the optic material in the
window. If the transmission rate of the window is known, you can adjust the
transmission correction setting in the Imager or in SmartView
®
software.