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LT3/LT7 Thermal Image Camera User Manual
DALI
5 Technical specification
Items
Technical Specification
LT3
LT7
Detector
characteristics
Detector type
Un-cooled FPA micro-bolometer
Array size/format
160×120
384×288
Image characteristics
Field of view/min focus
distance
25° ×19° /0.1m
Spatial resolution（IFOV） 2.72mrad
1.36mrad
Thermal sensitivity
≤ 0.06℃ @30℃
Frame frequency
50Hz
Focus
Manual
Zoom
X2
Spectral range
8-14um
Built-in CCD camera
1.3 million pixels, COMS camera modules
Image display
LCD display
2.7" TFT LCD, 320 x 240
Measurement
Temperature ranges
-20℃ - +350℃
-20℃ - +650℃
Accuracy
± 2 ℃ or ± 2% of reading, Whichever is greater
Measurement correction
Automatic / manual
Measurement mode
Up to 4 movable spots. Up to 3 movable
areas(maximum, minimum and average
temperatures). Up to 2 movable lines. Line profile.
Isotherms. Temperature difference. Alarm(voice,
color)
Image control
Color palette 11 palettes changeable
Image adjustment Auto/manual gain and brightness
Setup functions
Date/time, temperature unit, language
Emissivity correction
Variable from 0.01 to 1.0
Background temperature
correction
Automatic corrections according to user input
Atmospheric transmission
correction
Automatic correction according to user input object
distance, humidity and temperature
Image storage
Storage card
2G SD card, max 16G
Storage mode
Manual/Auto single file saving, IR and Visual image
link saving
File format
Thermal: JPEG with original thermal measurement
data included
Visual: JPEG
Voice annotation
Input via built-in microphone up to 60 seconds of
digital voice clip per image stored with image
Laser pointer
Laser locator
Class 2, 1mw/635nm(red), IEC 60 285
Power source
Battery type
Li-Ion, rechargeable
Battery operating time
3 hours continuous operation
Battery charging mode
Intelligent charger or power adaptor 12V(optional) to
random charge
Power saving
Auto-sleep and auto-shut down
External power
10-15V DC