Manual
Table Of Contents
- 1 About this document
 - 2 Safety and disposal
 - 3 Support
 - 4 Scope of delivery
 - 5 Product description
 - 6 Commissioning
 - 7 WLAN connection – using the App
 - 8 Bluetooth® connection
 - 9 Performing the measurement
- 9.1 Saving an image
 - 9.2 Setting measuring functions
 - 9.3 Image gallery
 - 9.4 Scale
 - 9.5 Emissivity
 - 9.6 Palette
 - 9.7 Image type
 - 9.8 SiteRecognition
 - 9.9 Voice annotation
 - 9.10 Configuration
 
 - 10 Maintenance
 - 11 Technical data
 - 12 Questions and answers
 - 13 Accessories
 
11 Technical data 
90 
11.2  Image presentation 
Feature  Values 
Display 
8.9 cm (3.5") TFT, QVGA (320 x 240 pixels) 
Digital zoom 
2x / 4x 
Display options 
•  Infrared image 
•  Real image  
Colour palettes 
11 options:  
•  Blue/red 
•  Grey 
•  Inverted grey 
•  Iron HT 
•  Cold-hot 
•  Humidity 
•  Iron 
•  Rainbow 
•  Rainbow HC 
•  Sepia 
•  Testo 
11.3  Data interfaces 
Feature  Values 
Communication 
Thermography App 
WLAN IEEE 802.11b/g/n 
Communication with PC 
(IRsoft) 
USB-C jack; USB 2.0 
Communication with 
headset 
Bluetooth 4.2 
Communication with 
external probes 
Bluetooth Low Energy: 
- testo 605i humidity probe 
- testo 770-3 clamp meter 
11.4  Measuring functions 
Feature 
Values 
Analysis function 
Up to 5 selectable individual measuring 
points, hot/cold spot detection, Delta T, area 
measurement (min/max on area), alarms, 
isotherm 










