Sonel KT-256 Manual De Uso página 36

Problems
Low battery.
Boot failure.
External power source plug is not inserted
properly.
IR image is not
Lens is misted up or dirty.
clear.
Zbyt ciemne otoczenie.
Niewyraźny ob-
raz wizualny
Obiektyw jest zaparowany lub brudny.
Emissivity and/or the distance from the object
Imprecise tem- incorrectly set.
perature
measurement
A long time without calibration.
34
4 Troubleshooting
Causes
KT-128 ● KT-256 – USER MANUAL
What to do
Reuse battery after charging.
Pull the plug and reinsert it properly.
Clean lens.
Zapewnić oświetlenie.
Wyczyść obiektyw.
Change the parameters.
Order the calibration of the camera from the
manufacturer.