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Fine pressure probe - for heating system checks / 4 pascal measurement

0638 0330
  • Carrying out heating system checks and 4 pascal measurement with compatible flue gas analyzer and accessories
  • Simultaneous measurement of gas pressure and flue gas values
  • No zero point drift during pressure measurement (cyclic zeroing)
  • Fine pressure probe

    testo 330-1/-2 LL fine pressure probe

    Fine pressure probe.

    General technical data

    Operating humidity
    10 to 90 %rH non-dewing
    Operating temperature
    41.0° to 113.0 °F / 5 to +45 °C
    Protection class
    IP40
    Storage temperature
    -4.0° to 122.0 °F / -20 to +50 °C

    Temperature - Type K TC

    Measuring range
    -328.0° to 572.0 °F (with surface probe 0604 0994 (accessory)) / -200 to +300 °C (with surface probe 0604 0994 (accessory))
    Depends on probe, max. -40.0° to 2192.0 °F / Depends on probe, max. -40 to +1200 °C
    Accuracy
    ±0.9 °F (-40° to 212.0 °F) / ±0.5 °C (-40 to +100 °C)
    ±0.5 % of mv (Remaining Range) additionally ±1 digit, additionally accuracy of probe
    Resolution
    0.1 °F / 0.1 °C
    Measuring rate
    max. 1 / sec

    Differential Pressure

    Measuring range
    -40.0 to +40.0 InH₂O / -9999.9 to +9999.9 Pa
    Accuracy
    ±0.0 InH₂O (0 to +0.04 InH₂O) / ±0.3 Pa (0 to +9.99 Pa)
    ±3 % of mv (+0.04 to +40.0 InH₂O) additionally ±1 digit / ±3 % of mv (+10.00 to +9999.9 Pa) additionally ±1 digit
    Resolution
    0.01 InH₂O (-0.60° to 0.60 InH₂O) / 0.01 Pa (-149.99 to +149.99 Pa)
    0.1 InH₂O (Remaining Range) / 0.1 Pa (Remaining Range)
    Measuring rate
    max. 1 / sec