OVERVIEW & SPECIFICATION
The testo 865 thermal imager offers professional technology and concentrates on functions which are needed in a contractor’s daily work. The testo 865 is a user-friendly thermal imager, optimized for fast and efficient work. With the testo ScaleAssist functions ensuring optimum setting of the thermal image scale for building thermography and the IFOV warner making sure you avoid measurement errors, you will always generate the perfect infrared image.
| Infrared image output |
| Infrared resolution |
160 x 120 pixels |
| Focus |
Fixed focus |
| Image refresh rate |
9 Hz |
| SuperResolution (IFOV) |
2.1 mrad |
| SuperResolution (Pixel) |
320 x 240 pixels |
| Geometric resolution (IFOV) |
3.4 mrad |
| Minimum focus distance |
<0.5 m |
| Field of view |
31° x 23° |
| Thermal sensitivity |
120 mK |
| Spectral range |
7.5 to 14 µm |
| Image presentation |
| Display type |
8.9 cm (3.5″) TFT, QVGA (320 x 240 pixels) |
| Display option |
IR image only |
| Colours |
4 (iron, rainbow, cold-hot, grey) |
| Measurement |
| Measuring range |
-20 to +280 °C; 0 to +650 °C |
| Accuracy |
±2 °C, ±2 % of mv |
| Emissivity |
0.01 to 1 |
| Reflected temperature |
manual |
| Measuring function |
| Analysis function |
Mean point measurement, hot/cold-spot recognition, Delta T |
| testo ScaleAssist |
Included |
| IFOV warner |
Included |
| Imager equipment |
| Full screen mode |
Included |
| JPEG storage |
Included |
| Video streaming |
via USB |
| Standard lens |
31° x 23° |
| Interface |
USB 2.0 Micro B |
| Imager storage |
| File format image |
.bmt; .jpg; export option in .bmp; .jpg; .png; .xls; .csv |
| Storage device |
Internal Memory (2.8 GB) |
| Power supply |
| Battery type |
Fast-charging, Li-ion battery can be changed on-site |
| Operating time |
4 h |
| Charging options |
In instrument / charger (optional) |
| Mains operation |
yes |
| Ambient Condition |
| Air humidity |
20 to 80 %RH non-condensing |
| Housing protection class |
IP54 |
| Vibration |
2G |
| Storage temperature |
-30 to +60 °C |
| Operating temperature |
-15 to +50 °C |
| Physical specification |
| Housing |
PC – ABS |
| Weight |
510 g |
| Dimensions |
219 x 96 x 95 mm |
| PC software |
| System requirements |
Windows 10; Windows 8; Windows 7 |
| Standards, tests, warrenty |
| EU-/EG-guidelines |
EMC: 2014/30/EU |
| Warranty |
2 years |
Testo-865
OVERVIEW & SPECIFICATION
The testo 865 thermal imager offers professional technology and concentrates on functions which are needed in a contractor’s daily work. The testo 865 is a user-friendly thermal imager, optimized for fast and efficient work. With the testo ScaleAssist functions ensuring optimum setting of the thermal image scale for building thermography and the IFOV warner making sure you avoid measurement errors, you will always generate the perfect infrared image.
| Infrared image output |
| Infrared resolution |
160 x 120 pixels |
| Focus |
Fixed focus |
| Image refresh rate |
9 Hz |
| SuperResolution (IFOV) |
2.1 mrad |
| SuperResolution (Pixel) |
320 x 240 pixels |
| Geometric resolution (IFOV) |
3.4 mrad |
| Minimum focus distance |
<0.5 m |
| Field of view |
31° x 23° |
| Thermal sensitivity |
120 mK |
| Spectral range |
7.5 to 14 µm |
| Image presentation |
| Display type |
8.9 cm (3.5″) TFT, QVGA (320 x 240 pixels) |
| Display option |
IR image only |
| Colours |
4 (iron, rainbow, cold-hot, grey) |
| Measurement |
| Measuring range |
-20 to +280 °C; 0 to +650 °C |
| Accuracy |
±2 °C, ±2 % of mv |
| Emissivity |
0.01 to 1 |
| Reflected temperature |
manual |
| Measuring function |
| Analysis function |
Mean point measurement, hot/cold-spot recognition, Delta T |
| testo ScaleAssist |
Included |
| IFOV warner |
Included |
| Imager equipment |
| Full screen mode |
Included |
| JPEG storage |
Included |
| Video streaming |
via USB |
| Standard lens |
31° x 23° |
| Interface |
USB 2.0 Micro B |
| Imager storage |
| File format image |
.bmt; .jpg; export option in .bmp; .jpg; .png; .xls; .csv |
| Storage device |
Internal Memory (2.8 GB) |
| Power supply |
| Battery type |
Fast-charging, Li-ion battery can be changed on-site |
| Operating time |
4 h |
| Charging options |
In instrument / charger (optional) |
| Mains operation |
yes |
| Ambient Condition |
| Air humidity |
20 to 80 %RH non-condensing |
| Housing protection class |
IP54 |
| Vibration |
2G |
| Storage temperature |
-30 to +60 °C |
| Operating temperature |
-15 to +50 °C |
| Physical specification |
| Housing |
PC – ABS |
| Weight |
510 g |
| Dimensions |
219 x 96 x 95 mm |
| PC software |
| System requirements |
Windows 10; Windows 8; Windows 7 |
| Standards, tests, warrenty |
| EU-/EG-guidelines |
EMC: 2014/30/EU |
| Warranty |
2 years |
