TESTO 875 User Manual

3 Specifications
7
3 Specifications
3.1. Use
The testo 875 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 (heating, ventilation and air conditioning
trade, company technicians, engineering offices, experts):
Energy evaluation of buildings
• Preventative maintenance (servicing): Mechanical and electrical
inspection of systems and machines
• Production monitoring (quality assurance): Monitoring
production processes
The testo 875 is available in several versions, which are tailored to
various usage requirements:
• testo 875-1: 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
• testo 875-2: 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, 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.

TESTO 875 Specifications

General

Resolution	160 x 120 pixels
Field of view	32° x 23°
Temperature range	-20 °C to +280 °C
Storage	SD card
Battery life	4 hours
Image refresh rate	9 Hz
Weight	500 g
Operating temperature	-15 °C to +50 °C
Protection class	IP54
Thermal sensitivity	< 80 mK @ 30 °C
Display	3.5" LCD 320 x 240 pixels
Spectral range	8 to 14 µm
Detector type	Uncooled microbolometer