Water Activity Meter for Packaged Foods

Benchtop water activity meter for dry and semi-moist foods that reads relative humidity above a sealed sample. Used by food packers for shelf life, microbial stability and moisture migration checks.

Specification

A small sample is placed in a cup and sealed in the measurement chamber until equilibrium. The sensor reads the relative humidity above the sample, expressed as aw. Results are available in about five minutes.

Features

• Range 0.03 to 1.00 aw
• Accuracy +/- 0.003 aw
• Temperature controlled chamber
• Fast 5 min reading
• Disposable sample cups

Technical Specifications

Test Standards	AOAC 978.18, ISO 18787
Range	0.03 to 1.00 aw
Accuracy	+/- 0.003 aw
Temperature	15 to 40 deg C
Sample Cup	40 mm
Read Time	5 minutes
Display	Touch screen
Power	230 V AC, 50 Hz

Standard Accessories

• Sample cups
• Calibration salts
• Cleaning kit