Testo Infrared Temperature Measuring Instruments

Testo Brand: Testo
<P>A range of <STRONG>Infrared Temperature Measuring Instruments</STRONG> from the<STRONG> Testo 830 Series</STRONG>. These universal infrared thermometers have been designed to perform fast and accurate surface temperature measurements in the HVAC area and industry.</P>
  • Laser measurement point marker and large optics for exact measurement even at greater distances
  • Fast recording of measurement values at two measurements per second
  • Adjustable emissivity
  • Two adjustable alarm limit values
  • Good handling thanks to ergonomic 'pistol design'
  • Hold function and display of min./max. values
Common technical data for all versions
Emissivity adjustable0.1 to 1.0
Spectral range8 to 14μm
Storage temperature-40°C to +70°C
Operating temperature-20°C to +50°C
Battery type9V block battery
Battery life15h
Weight200g
Dimensions190 x 75 x 38mm
Housing materialABS
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Varying technical data
Mftrs. part no.Testo 830-T2
Order code57-4830
Measurement range
Infrared-30°C to +400°C
Type K (NiCr-Ni)

-50°C to +500°C

Accuracy ±1 digit
Infrared±1.5°C or 1.5% of mv
(+0.1°C to +400°C)
±2°C or ±2% of mv (-30°C to 0°C)
the higher value applies
Type K (NiCr-Ni)±0.5°C +0.5% of mv
Resolution 0.1°C
Measurement rate
Infrared0.5 s
Type K (NiCr-Ni)1.75 s
Meas. spot marking2-point laser
Distance to measurement spot12.1
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Varying Technical Data
Mftrs. Part No.Testo 830-T4
Order code57-4831
Measurement range
Infrared-30°C to +400°C
Type K (NiCr-Ni)-50°C to +500°C
Accuracy ±1 digit
Infrared±1,5°C (-20°C to 0°C)
±2°C (-30°C to -20,1°C)
±1°C or 1% of mv
the higher value applies
Type K (NiCr-Ni)±0.5°C +0.5% of mv
Resolution 0.1°C
Measurement rate
Infrared0.5 s
Type K (NiCr-Ni)1.75 s
Meas. spot marking2-point laser
Distance to measurement spot30:1 (typical at a distance of 0.7 m
to the measurement object
24mm @ 700mm (90%)

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