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FLIR Systems ThermaCAM B20 Professional Thermal Imaging for the Building Industry
Especially developed for demanding,
professional building inspections
Technical Specifications
Imaging Performance:
Field of view / min focus distance 24° x 18 ° / 0.3 m (with 35mm lens)
Spatial resolution (IFOV) 1.3 mrad
Thermal sensitivity <0.08°C at 30°C
Image frequency 50/ 60 Hz non-interlaced
Focus Automatic or Manual
Electronic zoom function 2,5 interpolating
Detector type Focal Plane Array (FPA), uncooled microbolometer 320 x 240 pixels
Spectral range 7.5 to 13µm
Digital image enhancement Standard
Image Presentation:  
Video output RS170 EIA / NTSC or CCIR / PAL composite video
Viewfinder Built-in, high-resolution colour LCD (TFT)
External display 4" LCD with integrated remote control (optional)
Measurement:  
Temperature range -40°C to +55°C
Accuracy ±2°C, ±2% of reading
Measurement mode Movable spot, automatic reading of max or min temperature within area (circle or box), isotherm, (visible or audible or colour alarm), Delta T, automatic dew point indication
Atmospheric transmission correction Automatic, based on inputs for distance, atmospheric temperature and relative humidity
Optics transmission correction Automatic, based on signals from internal sensors
Emissivity correction Variable from 0.1 to 1.0 or select from listings in pre-defined materials list
Reflected ambient temperature correction Automatic, basedd on input of reflected temperature
External optics / window correction Automatic, based on input of optics / window transmission and temperature
Image Storage:  
Type Removable Flash card (128 Mb)
File formats Standard JPEG, 14 bit measurement data included
Voice annotation of images 30 sec. of digital voice “clip” stored together with image
Text annotation of images Predefined text selected and stored together with the image
Lenses (Optional):  
Field of view / min focus distance 7" x 5.3° / 4m (with 122mm lens
12" x 9° / 1.2m (with 71mm lens)
45" x 34° / 0.1m (with 18mm lens)
80" x 60° / 0.1m (with 9mm lens)
200µm close-up (64mm x 48mm / 150mm)
100µm close-up (34mm x 25mm / 80mm)
50µm close-up (15mm x 11mm / 19mm)
18µm close0up (6mm x 4mm / 7mm)
Lens identification Automatic
System Status Indicator:  
LCD Display Shows status of battery and storage media. Indication of power, communication and storage modes
Battery System:  
Type Li-Ion, rechargeable, field replaceable
Operating time 2 hours continuous operation
Charging system In camera, AC adapter or 12V from car or 2 bay intelligent charger
External power operation AC adapter 110 / 220 V AC, 50 / 60 Hz or 12V from car (cable with Std plug: optional
Power saving Automatic shutdown and sleep mode (user selectable)
Environmental Specification:  
Operating temperature range -15°C to +50°C (5°F to 122°F)
Storage temperature range -40°C to +70°C (-40°F to 158°F)
Humidity Operating and storage 10% to 95%, non-condensing
Encapsulation IP54, IEC 529
Shock Operational: 25G, IEC 68-2-29
Vibration Operational: 2G, IEC 68-2-6
Physical Characteristics:  
Weight 1.4kg including battery
1.2kg excluding battery
Size 100mm x 120mm x 220mm (3.9" x 4.7" x 8.7")
Tripod mounting ¼" – 20.
Interfaces:  
USB / RS-232 Image, measurement, voice transfer to PC
IRDA Wireless communication
Laser LocatIR™  
Classification Class 2
Type Diode laser semiconductor AlGalnP Diode Laser: 1mW / 635 nm red

 

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