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Brochure | Data Sheet | Instruction Manual
Testo 890 Professional Thermal Imager with Selectable Lens
The premium Testo 890 thermal imager kit represents a professional high-precision diagnostics platform engineered for advanced thermographic analysis, industrial maintenance, and detailed facility energy consultancy. Driven by a high-resolution 640 x 480 pixels infrared detector with an exceptional thermal sensitivity of <40 mK, it visualizes the finest micro-thermal deviations. This configuration offers the user a free selection of one professional lens (either the 42° x 32° Standard lens for close-range wide-angle capture or the 15° x 11° Telephoto lens for medium to long distances). Enhanced with testo SuperResolution technology, the output thermal clarity scales up to an impressive 1280 x 960 pixels, ensuring maximum precision across automated logging routines analyzed via the professional testo IRSoft software.
Industrial Applications
- Electrical Facility Maintenance: Regular predictive maintenance scanning of high-voltage transmission lines, sub-stations, and thermal connections from a safe operational distance.
- Advanced Building Shell Analysis: Large-scale non-destructive imaging of entire building envelopes to isolate thermal bridges, insulation gaps, or structural defects.
- Electronics R&D Testing: Pinpoint visualization of critical structural temperatures and micro-hotspots on active electronic circuit boards down to a 10 cm focus distance.
Technical Characteristics
| Infrared Sensor Resolution | 640 x 480 pixels (Scales up to 1280 x 960 pixels via integrated testo SuperResolution) |
| Thermal Sensitivity (NETD) | <40 mK at +30 °C for high-fidelity detection of minimal thermal changes |
| Image Refresh Rate | High-speed 33 Hz continuous scanning matrix for real-time video outputs (9 Hz outside EU) |
| Measuring Temperature Range | Standard -30 to +650 °C (Switchable ranges; extendable up to +1200 °C high-temperature option) |
| Measurement Accuracy | ±2 °C, ±2 % of measured value |
| Focus Control Architecture | Automated auto-focus paired with responsive professional manual control over a 10 cm minimum distance |
| Included Optics Configuration | 1 interchangeable lens selectable (42° x 32° Standard or 15° x 11° Telephoto option) |
| Display Technology | Rotatable, fold-out 4.3" LCD touchscreen display with 480 x 272 pixels resolution |
| Data Recording Media | Removable 2 GB SD card storing radiometric video streams and multi-format images (.bmt, .jpg, .csv, .xls) |
| Automation Systems | testo SiteRecognition automated point archiving, panorama image assistant, and mould risk matrix |
| Durability Rating & Form | IP54 industrial dust/splash ingress protection class; robust ABS casing; weight 1630 g |
Package Contents
- Testo 890 professional high-resolution thermal imager with fold-out screen
- One customer-selected interchangeable lens (Standard or Telephoto configuration)
- Robust heavy-duty transport container case
- Fast-charging Lithium-Ion battery pack and direct mains charging unit
- Wired headset for hands-free voice logging comments directly onto thermograms
- Removable 2 GB high-speed SD memory storage card and USB 2.0 interface link cable
- Free downloadable professional testo IRSoft analysis PC software package
- Official factory calibration validation records