TESTO 876, Instruction Manual

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3 Specifications
7
3 Specifications
3.1. Use
The testo 876 is a handy and robust thermal imager. It opens the
door to contactless determination and illustration of the temperature
distribution on surfaces for you.
Typical areas of application are:
• Building inspection: Energetic assessment of buildings,
inspection of heating, ventilation and air conditioning systems.
• Preventative maintenance (servicing): Mechanical and electrical
inspection of systems and machines
• Production monitoring (quality assurance): Monitoring
production processes
Basic properties:
• High-quality
wide-angle lens 32° x 23, detector 160 x 120,
manual focus, 2 GB SD card for approx. 1000 images, minimum
focus distance 10 cm, integrated digital camera, dynamic
motorfocus, exchangeable lens, display of surface moisture
distribution
Export control
Thermal imagers may be subject to the export restrictions of the
European Union.
Please observe the national regulations for export control when
exporting.
3.2. Technical data
Infrared image output
Characteristic Values
Field of vision/min.
focusing distance Standard lens: 32° x 23°/0.1 m (0.33 ft)
optional:
9° x 7° / 0.5 m (1.64 ft)
Thermal sensitivity
(NETD)
<80mK at 30°C (86°F)
Geometric resolution Standard lens: 3.3 mrad
Telephoto lens: 1 mrad