Order-Nr.  0563 3371 72

Differential Pressure - Piezoresistive

Measuring range

±10000 Pa

Accuracy

±0 Pa (0 to 10 Pa) plus ±1 Digit

±3 % of mv (10 to 10000 Pa) plus ±1 Digit

Flue gas O₂

Measuring range

0 to 21 Vol.%

Accuracy

±0.2 Vol.%

Resolution

0.1 Vol.%

Reaction time t₉₀

< 20 s

Flue gas CO (with H₂-compensation)

Measuring range

0 to 8000 ppm

Accuracy

±10 ppm or ±10 % of mv (0 to 200 ppm)

±20 ppm or ±5 % of mv (201 to 2000 ppm)

±10 % of mv (2001 to 8000 ppm)

Resolution

1 ppm

Reaction time t₉₀

< 60 s

Measuring rate

0 to 500 ppm

Flue gas COlow

Measuring range

0 to 500 ppm

Accuracy

±2 ppm (0 to 39.9 ppm)

±5 % of mv (40 to 500 ppm)

Resolution

0.1 ppm

Reaction time t₉₀

< 40 s

Flue gas NO

Measuring range

0 to 3000 ppm

Accuracy

±5 ppm (0 to 100 ppm)

±5 % of mv (101 to 2000 ppm)

±10 % of mv (2001 to 3000 ppm)

Resolution

1 ppm

Reaction time t₉₀

< 30 s

Flue gas Nolow

Measuring range

0 to 300 ppm

Accuracy

±2 ppm (0 to 39.9 ppm)

±5 % of mv (40 to 300 ppm)

Resolution

0.1 ppm

Reaction time t₉₀

< 30 s

Differential Pressure flue gas Draught - Piezoresistive

Measuring range

-9.99 to +40 hPa

Accuracy

±0.02 hPa or ±5 % of mv (-0.50 to +0.60 hPa)

±0.03 hPa (+0.61 to +3.00 hPa)

±1.5 % of mv (+3.01 to +40.00 hPa)

Resolution

0.01 hPa

Temperature

Measuring range

-40 to +1200 °C

Accuracy

±0.5 °C (0 to +100.0 °C)

±0.5 % of mv (Remaining Range)

Resolution

0.1 °C (-40 and 999.9 °C)

1 °C (> +1000 °C)

Flue gas degree of effectivity, Eta (calculated)

Measuring range

0 to 120 %

Resolution

0.1 %

Flue gas loss (calculated)

Measuring range

0 to 99.9 %

Resolution

0.1 %

Flue gas CO₂ calculation (calculated from O₂)

Measuring range

0 to CO₂ max (Display Range)

Accuracy

±0.2 Vol.%

Resolution

±0.1 Vol.%

Reaction time t₉₀

< 40 s

Velocity / Volume flow

Measuring range

0.15 to 3 m/s

Resolution

0.1 m/s

Pressure measurement

Measuring range

0 to +300 hPa

Accuracy

±0.5 hPa (0.0 to 50.0 hPa)

±1 % of mv (50.1 to 100.0 hPa)

±1.5 % of mv (Remaining Range)

Resolution

0.1 hPa

Flue gas CO (without H₂-compensation)

Measuring range

0 to 4000 ppm

Accuracy

±20 ppm (0 to 400 ppm)

±5 % of mv (401 to 2000 ppm)

±10 % of mv (2001 to 4000 ppm)

Resolution

1 ppm

Reaction time t₉₀

t1 60 s

Ambient CO

Measuring range

0 to 500 ppm

Accuracy

±5 ppm (0 to 100 ppm)

±5 % of mv (> 100 ppm)

Resolution

1 ppm

Reaction time

Approx. 35 s

with CO probe

Ambient CO₂

Measuring range

0 to 1 Vol.%

0 to 10000 ppm

Accuracy

±50 ppm or ±2 % of mv (0 to 5000 ppm)

±100 ppm or ±3 % of mv (5001 to 10000 ppm)

Reaction time

Approx. 35 {#0} s

with ambient CO₂ probe

Gas leak measurement for combustible gases (via gas leak detection probe)

Measuring range

0 to 10000 ppm CH₄ / C₃H₈; Display range

Accuracy

Signal optical display (LED) audible signal via buzzer

Reaction time t₉₀

< 2 s

with gas leak detection probe

Temperature (via the fine pressure probe)

Measuring range

-40 to +1200 °C max. (dependent on probe)

Accuracy

±0.5 °C (-40 to 100 °C)

±0.5 % of mv (Remaining Range) plus probe accuracy

Resolution

0.1 °C

General technical data

Dimensions

270 x 90 x 65 mm

Operating temperature

-5 to +45 °C

Protection class

IP40

Display size

240 x 320 pixels

Display function

Colour graphic display

Power supply

Rechargeable battery pack 3.7 V / 2.6 Ah; Mains unit 6 V / 1.2 A

Maximum memory

500,000 readings

Storage temperature

-20 to +50 °C

Weight

600 g (without rechargeable battery)

Software

  • Update-Kit / Bootloader  (EXE, 380 KB) It is partially not possible to execute a firmware update with Windows 8.1 / Windows 10. This can be solved by installing a new Bootloader once.
    A description and all necessary files can be found under Update-Kit / Bootloader

  • Testo ZIV driver ZIV 2000 for testo 320 and testo 330  (ZIP, 8.8 MB) Testo ZIV driver in the 2000 version. The Testo ZIV driver is used to connect the testo 320 and testo 330 measuring instruments to an application program (sweeping district administration program) according to the interface Version 2.0 defined by the Zentralverband des Schornsteinfegerhandwerks (Central Association of Chimney Sweeps, ZIV). Please check with the manufacturer of your application program as to whether this interface is supported. If Microsoft .NET Framework 4.0 has not been installed on the computer, it must be downloaded from the Microsoft website and installed on the system.

  • Testo ZIV driver for testo 300, testo 320 and testo 330   (v2.2 SP1, EXE, 64.193 KB) The Testo ZIV driver is used to connect the testo 300, testo 320 and testo 330 measuring instruments to an application program (sweeping district administration program) according to the interface defined by the Zentralverband des Schornsteinfegerhandwerks (ZIV, Central Association of Chimney Sweeps) in version 1.0 of 01. August 2012 as well as in version 2.0 of 13. February 2017. Please check with the manufacturer of your application program as to whether this interface is supported.

  • Software EasyHeat for testo 300, 312-4, 320, 324, 330, 380  (v2.12 SP2, EXE, 101.938 KB) If you already have the testo EasyHeat software installed, your version will be updated. The update is possible with every version of the testo EasyHeat. This version can also be used as a demo version for  costumers who don't have installed the testo easyheat software at the moment. It will void after 30-days, but can be activated with a serial code at every time.

  • Instruction manual EasyHeat software  (PDF, 3.053 KB)