Portable Water Activity Meter


NEW portable water activity meter, weighs only 100 grams, lighter than a mobile phone, with a precision of 0.02 aW. It's never easier to use measure water activity anytime and anywhere.

Water Activity is a measurement of ‘available water’ in a substance and it determines the degradability and stability of a product which affects the shelf life directly e.g. Available water can be used by microbes to promote their growth, effecting the stability of food and the chemical, enzyme and physical changes that can cause the change of food quality. It is often used to measure the dryness enduring ability of the microorganisms.

  • Fast test, measurement of water activity in 5
  • Easy to use, with water activity and temperature of the samples displayed together.
  • Automatic shutdown, manual shutdown function and under voltage alarm indication function.
  • Use USB data output to connect with PC or Bluetooth data output.

Water activity - not moisture content - predicts microbial growth...


Display: 6 bit backlight LCD digital display, (3 bit humidity aw, 3 bit temperature display)

Range: 0~1.0aW

Resolution: 0~1.0aW

Accuracy: ±0.02aW

Sensor: Non conductive humidity sensor

Sampling Time: 5 Minutes

Operating: Temperature: 0~50°C

Conditions: Humidity: <95%RH

Power Supply: 2x1.5V AAA (UM-4) Battery

Dimensions: 148 x 65 x 65mm

Need more information / Questions?

Need more information / Questions?

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Freephone 0800 724 633


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