TESTO 872 User Manual

3 Description of the instrument
9
3 Description of the instrument
3.1 Use
The instrument is a handy, robust thermal imager. You can use it to undertake
the non-contact measurement and display of surface temperature distribution.
Areas of application
• Building inspection: Energy efficiency rating of buildings (heating, ventilation,
air-conditioning trade, building engineers, engineering firms, experts)
• Production monitoring / quality assurance: monitoring of production
processes
• Preventive maintenance / servicing: Electrical and mechanical inspection of
systems and machines
3.1 Instrument / operating elements
overview
Element
Function
1
Display
Displays infrared and real images, menus and
functions
2
Interface terminal
Contains micro USB interface for power supply
and connection to the computer
3
- key
- Esc key
- Switch camera on and off
- Cancel action
4
- OK key
- Joystick
- Open menu, select function, confirm setting
- Navigate within the menu, highlight function,
select colour palette
5
Quick select button
Opens the function assigned to the quick select
button; the icon for the selected function is
displayed bottom right

TESTO 872 Specifications

General

Resolution	320 x 240 pixels
Field of view	42° x 30°
Focus	Manual
Image refresh rate	9 Hz
Weight	510 g
Accuracy	±2°C, ±2% of reading
Digital camera	Yes
Laser marker	Yes
Bluetooth	Yes
WLAN	Yes
IFOV warner	Yes
Hot/cold spot recognition	Yes
Image storage format	JPEG
Voice recording	Yes
Operating temperature	-15 to +50°C
Storage temperature	-30 to +60°C
Humidity	20 to 80% RH non-condensing
Protection class	IP54
Dimensions	219 x 96 x 95 mm
Thermal sensitivity	< 0.06 °C
Temperature range	-30 to +650 °C
Display	3.5" LCD, 320 x 240 pixels
Battery life	4 hours
Battery type	Li-Ion battery