Testo 420

$529.00

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SKU: NEL_82713734 Category: Tag:
  • Differential pressure measurement, useful for checking filters in air conditioning and ventilation systems  Calculate flow velocity and volume flow using an optional pitot tube  Save measurement data for analysis and documentation  Match with a Testo CEC compliant air flow capture hood to measure volume flows at supplies and returns (0563 4200)
  • Differential Pressure:
    • Measuring range -0.480 to 0.480 InH₂O / -120 to 120 Pa 19.7 to 2756 fpm / 0.1 to 14 m/s
    • Accuracy ±2 % of mv 0.002 InH₂O at 72 °F, 405 InH₂O / ±2 % of mv 0.5 Pa at 22 °C, 1013 hPa
    • Resolution 0.001 InH₂O / 0.001 Pa 0.01 fpm / 0.01 m/s
    • Reaction time 1 sec (t90)

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  • Absolute Pressure
    • Measuring range 280 to 440 InH₂O / 700 to 1100 hPa
    • Accuracy ±1 InH₂O / ±3 hPa
    • Resolution 0.1 InH₂O / 0.1 hPa
    • Reaction time 1 sec

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  • Dimensions 6 x 3 x 1 in. / 150 x 85 x 35 mm
  • Operating temperature 23° to 122 °F / -5 to 50 °C
  • EU-/EG-guidelines EU-guideline 2014/30/EU
  • Battery type Alkaline, type AA
  • Battery life 40 h
  • Display size 3.5
  • Display function Dot matrix
  • Display ligthing with illumination
  • Interface Micro-USB
  • Memory 2 GB (internal)
  • Storage temperature -4° to 140 °F / -20 to 60 °C

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Each Unit Includes

  • Testo 420 differential pressure measuring instrument
  • Batteries
  • Certificate of calibration

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Testo 420