TESTO 871 - Image Presentation Details; Measurement Specifications

2 Technical data
9
Image presentation
Feature Values
Display 8.9 cm (3.5") TFT, QVGA (320 x 240 pixels)
Display options
• Infrared image
• Real image
Interface
• WLAN
• Bluetooth
• USB 2.0 micro B
Colour palettes 4 options:
• Iron
• Rainbow HC
• Cold-hot
• Grey
Measurement
Feature Values
Measuring range -30 to 650 °C
Accuracy
• -30 to -21 °C ± 3 °C
• -20 to +650 °C ± 2 °C / ± 2%
ɛ-Assist Automatic emission value and RTC detection
Emissivity/reflected
temperature adjustment
0.01 to 1/manual
Measurement functions
• Single point measurement
• Coldspot
• Hotspot
• Differential temperature
• ScaleAssist
• IFOV warner
• Surface moisture distribution
• Humidity measurement with testo 605i
humidity probe
• Solar mode (manual)
• Electrical mode (manual)
• Electrical measurement with testo 770
wireless clamp meter