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High-Quality Thermal Resolution – IR resolution of 320 x 240 pixels (enhanced to 640 x 480 pixels with Testo SuperResolution technology)
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Exceptional Thermal Sensitivity – < 0.04°C NETD for detecting even the smallest temperature differences
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Manual Focus & Interchangeable Lenses – Ensures sharp images for both close and distant objects
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Smart Image Management – Testo SiteRecognition automatically assigns images to the correct measurement location
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Multi-Device Wireless Integration – Connects via Bluetooth to the testo 770-3 Clamp Meter and testo 605i Thermohygrometer for comprehensive thermal analysis.
 Datasheet |
| User Manual |
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High-Quality Thermal Resolution – IR resolution of 320 x 240 pixels (enhanced to 640 x 480 pixels with Testo SuperResolution technology)
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Exceptional Thermal Sensitivity – < 0.04°C NETD for detecting even the smallest temperature differences
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Manual Focus & Wide-Angle Lens – Includes a 42° lens for a wider field of view, ideal for confined spaces
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Smart Image Management – Testo SiteRecognition automatically assigns images to the correct measurement location
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Multi-Device Wireless Integration – Connects via Bluetooth to the testo 770-3 Clamp Meter and testo 605i Thermohygrometer for comprehensive thermal analysis.
| Datasheet |
| User Manual |
bluetooth
80x80 pixels
with feveralarm 32/42 °C
range complete -20/380°C
accuracity: ±0.5
 Datasheet
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Bedienungsanleitung
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- High sensitivity thermal module with 192 × 144 resolution
- Supports multiple palettes
- High quality optical module with 8 MP resolution
- Bi-spectrum image fusion, picture-in-picture preview
- Wide temperature measurement range: -20°C to 550°C
- High temperature measurement accuracy: Max. (± 2°C/3.6°F, ± 2%), for ambient temperature 15°C to 35°C (59°F to 95°F) and object temperature above 0°C (32°F)
- 640 × 480 resolution 3.5'' LCD touch display
- Long-distance laser light supplement for thermography targets
- LED light supplement makes the device a torch in required scenarios
- 1.0x to 8.0x continuous digital zoom
- Supports remote album access, download and quick report with APP
| Datasheet |
| User Manual |
- High sensitivity thermal module with 192 × 144 resolution
- Supports multiple palettes
- High quality optical module with 8 MP resolution
- Bi-spectrum image fusion, picture-in-picture preview
- Wide temperature measurement range: -20°C to 550°C
- High temperature measurement accuracy: Max. (± 2°C/3.6°F, ± 2%), for ambient temperature 15°C to 35°C (59°F to 95°F) and object temperature above 0°C (32°F)
- 640 × 480 resolution 3.5'' LCD touch display
- Long-distance laser light supplement for thermography targets
- LED light supplement makes the device a torch in required scenarios
- 1.0× to 8.0× continuous digital zoom
- Supports remote album access, download and quick report with APP
| Datasheet |
| User Manual |
- High sensitivity thermal module with 256 × 192 resolution
- Supports multiple palettes
- High quality optical module with 8 MP resolution
- Bi-spectrum image fusion, picture-in-picture preview
- Wide temperature measurement range: -20°C to 550°C
- High temperature measurement accuracy: Max. (± 2°C/3.6°F, ± 2%), for ambient temperature 15°C to 35°C (59°F to 95°F) and object temperature above 0°C (32°F)
- High-calibre 640 × 480 resolution 3.5'' LCD touch display
- Long-distance laser light supplement for thermography targets
- LED light supplement makes the device a torch in required scenarios
- Supports 1×, 2×, 4× and 8× digital continuous zoom
- Support remote album access, download and quick report with APP
| Datasheet |
| User Manual |
- High sensitivity thermal module with 256 × 192 resolution
- Supports multiple palettes
- High quality optical module with 8 MP resolution
- Bi-spectrum image fusion, picture-in-picture preview
- Wide temperature measurement range: -20°C to 550°C
- High temperature measurement accuracy: Max. (± 2°C/3.6°F, ± 2%), for ambient temperature 15°C to 35°C (59°F to 95°F) and object temperature above 0°C (32°F)
- High-calibre 640 × 480 resolution 3.5'' LCD touch display
- Long-distance laser light supplement for thermography targets
- LED light supplement makes the device a torch in required scenarios
- Supports 1×, 2×, 4× and 8× digital continuous zoom
- Support remote album access, download and quick report with APP
| Datasheet |
| User Manual |
- High sensitivity thermal module with 384 × 288 resolution
- Leading thermal image processing technology: Adaptive AGC, DDE, 3D DNR
- Supports multiple palettes
- High quality optical module with 8 MP resolution
- Bi-spectrum image fusion, picture-in-picture preview
- Wide temperature measurement range: -20°C to 550°C
- High temperature measurement accuracy: Up to ± 2°C, ± 2%
- High-calibre 640 × 480 resolution 3.5'' LCD touch display
- Long-distance laser light supplement for thermography targets
- LED light supplement makes the device a torch in required scenarios
- Supports 1×, 2×, 4× and 8× digital zoom
| Datasheet |
| User Manual |
- High sensitivity thermal module with 640 x 480 resolution
- SuperIR up to 1280 x 960 (1,228,800 pixels)
- Supports multiple palettes
- High quality optical module with 8 MP resolution
- Bi-spectrum image fusion, picture-in-picture preview
- Wide temperature measurement range: -20 - 650°C
- High temperature measurement accuracy: Max. (± 2°C/3.6°F, ± 2%), for ambient temperature 15°C to 35°C (59°F to 95°F) and object temperature above 0°C (32°F)
- 640 x 480 resolution 3.5'' LCD touch display
- Long-distance laser light supplement for thermography targets
- LED light supplement makes the device a torch in required scenarios
- 1.0x to 8.0x continuous digital zoom
- Supports remote album access, download and quick report with APP
| Datasheet |
| User Manual |
- Image quality with IR resolution of 240 x 180 pixels (with testo SuperResolution technology 480 × 360 pixels)
- Thermal sensitivity of 0.08 °C
- Recording and documentation of ambient conditions via radio probe (humidity/temperature probe or clamp meter)
- Free analytical software for creating professional reports
- Fast measurement with fixed focus
- App for analysis and creating on-site measurement reports
| Datasheet |
| User Manual |
Testo 872 thermal imager, 320 x 240 pixels (SuperResolution technology 640 x 480 pixels), Bluetooth / WLAN, ± 2 ° C; ± 2% of reading, laser marker • Highest image quality: IR resolution of 320 x 240 pixels thanks to Testo SuperResolution technology 640 x 480 pixels • Precise measurement: thermal perception of 0.06 ° C. • Smart and wireless: Use your mobile device with the free Testo thermography app and listen wirelessly to the measured values from the testo 770-3 current probe and the testo 605i humidity measuring device • Integrated laser marker - also seen exactly as a measuring point in the thermal image SuperResolution technology 640 x 480 pixels Field of view: 42 ° x 30 ° Bluetooth / WLAN Complaints: ±2°C, ±2% of the measured value
| Datasheet |
| User Manual |
Touchscreen thermal imager
with video and picture in picture function,
384x 288 pixels (thermal image),
Measuring range: -20 ... + 400 ° C,
manual focus
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Datasheet
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User Manual
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Thermal Imaging Cameras – advanced class for industry, electrical & building analysis
Advanced thermal cameras deliver higher resolution, improved NETD sensitivity and extended analysis/interface features for demanding inspections in production/process, electrical switchgear, building/energy audits, R&D and quality assurance.
Depending on model: radiometric video, interchangeable lenses (wide/standard/tele/macro), auto/manual focus, NETD down to <40 mK, resolutions up to 640×480/megapixel, image fusion, isotherms/alarms, SDK/API, apps/PC software, USB/RTSP streaming and rugged housings with long runtime.
ICS Schneider Messtechnik supports camera/lens selection, emissivity strategy, calibration, workflows/reports and IIoT/SCADA integration.
FAQ on Advanced Thermal Imaging Cameras
Answers on radiometry, resolution/NETD, optics, IFOV/MTF, emissivity, accuracy, video/streaming, software, and best practices.
How do advanced cameras differ from entry-level?
Higher sensor resolution, lower NETD, interchangeable lenses, autofocus, radiometric video, extended interfaces (SDK/API) and more robust mechanics.
What resolutions are typical?
| Sensor | Use | Benefit |
|---|---|---|
| 320×240 | Industrial/electrical all-round | Good detail |
| 640×480 | Root-cause analysis/pro audits | Smaller hotspots, larger measurement area |
| >640×480 (super-res/mech. scan) | Special/R&D | Very high detail density |
What is NETD and why does it matter?
NETD (mK) is thermal sensitivity. Lower values reveal finer temperature differences, stabilizing hotspot detection and trend analysis.
Which lenses make sense?
| Lens | Characteristic | Typical application |
|---|---|---|
| Wide-angle | Large field of view | Building envelope, large assets |
| Standard | Balanced | Service, general electrical |
| Telephoto | Narrow field of view | Panels at distance, process lines |
| Macro/Micro | Very short distance | PCBs/components |
IFOV & MTF—what do they mean?
IFOV = pixel size on target; MTF describes lens contrast transfer. Together they determine whether small hotspots are reliably resolved and measured.
How do I set emissivity (ε) correctly?
Material-dependent (0.05–0.98). For bare metals, create a matte reference (tape/paint) or measure a contact reference in parallel and adjust ε until readings agree.
How do I achieve high practical accuracy?
Correct ε, precise focus, sufficient ΔT vs. ambient, avoid reflections, keep distance/geometry constant, and run regular reference checks.
When is radiometric video useful?
For dynamic processes, transient hotspots, controller tuning, automated tests and data-driven trend/alarm functions.
What temperature ranges are covered?
Typically −20…+1200 °C (range-based) depending on camera; higher ranges with filters or MWIR. Match the range to your process.
How do I handle reflections?
Change angle, use shielding, matte shiny surfaces, account for indirect reflections (skin/lights), and place reference patches where feasible.
Autofocus or manual—what’s better?
Autofocus is fast and repeatable; manual offers maximum control for macro/tele. Defocus causes measurement errors.
Which software features matter?
- Points/lines/areas, isotherms, ΔT, trend curves
- Batch/series reports (PDF/CSV), templates, cloud sync
- SDK/API for SCADA/IIoT, triggers/alarms
Building/energy audits—tips?
Target indoor/outdoor ΔT ≥ 10 K, avoid drafts, consider dew point, exclude mirror-like surfaces, use standardized routes/labels.
Electrical switchgear—what to watch?
Document load (A/kW), compare like-for-like components, define threshold classes, wear PPE and keep safe distance.
Process/production—best practices?
Maintain constant distance/geometry, use IR windows, add reference patches, log radiometric data and configure alarms.
How do I calibrate/verify correctly?
Use a blackbody in the relevant range with defined emissivity, distance and a stability criterion; document results for traceability.
Which interfaces are common?
USB, Wi-Fi/Bluetooth, sometimes Ethernet/RTSP, analog/alarm I/O, plus SDK/API for QA/SCADA/cloud integration.
Maintenance & safety
Clean optics with a lint-free cloth, use protective caps, keep firmware current, run regular function/reference checks; keep distance to hot/energized parts and wear PPE.
Common mistakes & quick fixes
- Wrong ε → add a reference patch, adjust ε
- Out of focus → check focus/distance
- Hotspot too small → move closer/use tele lens
- Reflections → change angle, matte the surface
Do you provide selection, calibration & integration support?
Yes. We define optics/IFOV and ε strategy, issue ISO/DAkkS certificates, set up workflows and integrate with QA/IIoT.