TESTBOY TV 294 384 Digital

Thermal imager

The cost-effective thermal imager, TV 294 Digital, can be universally used and, due to its robust construction, also withstands rough conditions of use. Its 50-Hz technology delivers clear images in real time and also thermographically records fast movements during the process. The comprehensive measuring functions enables an analysis directly on site.

How you benefit

  • 50-Hz technology
  • Digital camera for image overlay
  • Digital panorama view
  • Voice recording
  • On-site analysis
  • Alarm function
  • Two sensor resolutions available
  • Fall height 2 m
  • Testboy Reporter software

Areas of application

  • Preventive servicing
  • Leak detection and localisation of heating pipes
  • Building thermal imaging
  • Process monitoring
  • Detection of defective panels of PV installations during operation


Technical DataTESTBOY TV 294 384 Digital
Dimensions:245 × 105 × 230 mm
Resolution:384 × 288 pixels
Accuracy:± 2 °C or ± 2 % (the greater value applies)
Operating temperature:-15–50 °C
Protection:IP 54
Storage temperature:– 25–60 °C
Humidity:≤ 90 % non-condensing
Sensor type:Focal plane array (FPA), uncooled microbolometer
Pixel size/sensor size:25 μm / 9,6 mm x 7,2 mm
Spatial resolution (IFOV):1,37 mrad
Thermal sensitivity NETD:≤ 0.06 °C at 30 °C
Field of view/min focus distance:25° x 19° | 0,1m
Detector data acquisition:50 Hz
Spectral range:8–14 μm
Focus / Zoom:Manual | 2 × electronic
LC-Display :2.7" colour LCD
Image frequency:50 Hz / 60 Hz
CCD-camera:1.3 mega pixels
Display:Panorama view
Temperature Range:-20–600 °C
Emissivity correction:Variable from 0.1 to 1.0 (in 0.01 increments)
Moveable spot / area / line profi le:4 / 3 / 2
Area max-min Temp. / area average:Yes | Yes
Isotherm analysis / temp. difference:Yes | Yes
Alarm (voice, colour):Yes | Yes
Colour palette:11
Image adjustment:Automatic/manual (enhancement and brightness)
Environment temperature correction:Automatic correction according to user entry
Atmospheric transmission correction:Automatic correction according to user entry
Further settings:Date, time, temperature unit, language
Storage medium:MicroSD card 2 GB
Storage mode:Automatic/manual single image storage
File format-thermal:JPEG, with thermal measurement data
Voice annotation:Up to 60 s per image
Battery operation / Ext. DC input:Li-Ion battery, operating time up to 3 h per battery, intelligent charger | 10–15 V DC
Power saving:Automatic power-off, sleep mode adjustable
Video output/Audio output:PAL/NTSC | 3.5 mm pawl
Tripod socket:1/4”-20
Laser pointer:Class 2, 1 mW / 635 nm (red)
Scope of Supply:Transportation case, 2 batteries, charger with mains adapter, USB cable, lens cover, SD card, light shield, earphones, audio and video cables, operating instructions, Testboy Reporter software
Supplies, Optional:Car charging adapter, wide-angle lens, telephoto lens
Fall height:Up to 2 m
Weight:1 kg
TESTBOY TV 294 384 Digital

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Fax: +49 (0)4441 / 84536