- Image quality with IR resolution of 160 x 120 pixels (with testo SuperResolution technology 320 × 240 pixels)
- Thermal sensitivity of 0.12 °C
- Automatic detection of hot and cold spots
- Free analytical software for creating professional reports
- Fast measurement with fixed focus
- Measuring accuracy of ±2 °C
The testo 865 thermal imager combines all the important properties required for high-quality thermographic measurement – it is accurate, robust, fast and reliable. The testo 865 provides high-quality thermography at an affordable price and keeps going even in tough working conditions. The case supplied with the thermal imager means it can be conveniently transported, so it is always there for you when needed.
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Ambient Condition |
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|---|---|
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Operating temperature |
-15 to +50 °C |
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Storage temperature |
-30 to +60 °C |
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Air humidity |
20 to 80 %RH non-condensing |
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Housing protection class |
IP54 |
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Vibration |
2G |
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Image presentation |
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|---|---|
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Display type |
8.9 cm (3.5") TFT, QVGA (320 x 240 pixels) |
|
Display option |
IR image only |
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Colours |
4 (iron, rainbow, cold-hot, grey) |
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Imager equipment |
|
|---|---|
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Full screen mode |
Included |
|
JPEG storage |
Included |
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Video streaming |
via USB |
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Standard lens |
31° x 23° |
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Interface |
USB 2.0 Micro B |
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Imager storage |
|
|---|---|
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File format image |
.bmt; .jpg; export option in .bmp; .jpg; .png; .xls; .csv |
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Storage device |
Internal Memory (2.8 GB) |
|
Infrared image output |
|
|---|---|
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Spectral range |
7.5 to 14 µm |
|
Infrared resolution |
160 x 120 pixels |
|
Thermal sensitivity |
120 mK |
|
Field of view |
31° x 23° |
|
Minimum focus distance |
<0.5 m |
|
Geometric resolution (IFOV) |
3.4 mrad |
|
SuperResolution (Pixel) |
320 x 240 pixels |
|
SuperResolution (IFOV) |
2.1 mrad |
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Image refresh rate |
9 Hz |
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Focus |
Fixed focus |
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Measurement |
|
|---|---|
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Measuring range |
-20 to +280 °C |
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Accuracy |
±2 °C, ±2 % of mv |
|
Emissivity |
0.01 to 1 |
|
Reflected temperature |
manual |
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Measuring function |
|
|---|---|
|
Analysis function |
Mean point measurement, hot/cold-spot recognition, Delta T |
|
IFOV warner |
Included |
|
testo ScaleAssist |
Included |
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PC software |
|
|---|---|
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System requirements |
Windows® 10; Windows® 8; Windows® 7 |
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Physical specification |
|
|---|---|
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Dimensions |
219 x 96 x 95 mm |
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Weight |
510 g |
|
Product-/housing material |
PC - ABS |
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Power supply |
|
|---|---|
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Battery type |
Fast-charging, Li-ion battery can be changed on-site |
|
Operating time |
4.0 h |
|
Mains operation |
yes |
|
Termovisores garantia |
|
|---|---|
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EU-/EG-guidelines |
EMC: 2014/30/EU |
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General technical data |
|
|---|---|
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Product colour |
Black |
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Display ligthing |
bright / normal / dark |
