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Dwyer® 490A Wet/Wet Handheld Digital Manometer, 490A-4, 0 to 100 psi (0 to 689.5 kPa)

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$895.99

$ 99 .00 $99.00

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About this item

  • MANUFACTURER DIRECT
  • Accuracy: ±0.5% FS, 60 to 78°F (15.6 to 25.6°C); ±1.5% FS from 32 to 60°F and 78 to 104°F (0 to 15.6°C and 25.6 to 40°C).
  • Temperature Limits: 32 to 140°F (0 to 60°C). Storage Temperature Limits: -4 to 176°F (-20 to 80°C).
  • Display: 0.42" (10.6 mm) 4 digit LCD.
  • Power Requirements: 9 V Alkaline battery, installed non-functional, user replaceable.


The SERIES 490A Digital Manometers are versatile, hand-held, battery operated manometers available in several basic ranges for positive or positive differential pressure measurement and can tolerate most liquid media compatible with 316LSS. A new feature added to the Series 490A is a field adjustable damping, which allows the user to choose the level of display averaging rate corresponding to the fluctuation level common in many applications.