Water Activity Measurement - Moisture Meter - Measurement and Monitoring of aw Value

HC2-AW - AW probe

Applications
For water activity measurements in bulk materials such as flour, grain, spices, etc. For solid and pasty products such as meat, sausage as well as oils, fats, etc.

Features
• Measurement range: 0…1 aw (0…100 %rh), -40…85 °C
• On/Off switch
• UART interface for direct connection to a PC
• Power supply via UART interface
• Adjusted at 23 °C and 10, 35, 80 %rh

More Information
Probe type Measurement probe with UART interface
Humidity sensor HYGROMER® WA-1 / Pt-100, 1/3 DIN Class B
Long-term stability <1 %rh / year
Accuracy at 23 ±5 °C ± 0.008 aw / 0.8 %rh / ±0.1 K
Response time t 63 <20 sec.
Dimensions ø 68 x 60 mm
Psychrometric calculations Dew or frost point
IP protection rating IP20
Aw-quick mode Yes
Measurement interval 1 s
Communication interfaces UART
Filter cartridge Wire mesh filter with 20…25 μm pore size
Start-up time 1,5 s
CE / EMC conform EMC 2008/108/EG
FDA / GAMP FDA 21 CFR part 11 / GAMP5
Material Stainless steel, aluminum
Power supply Via display instruments
Temperature dependence 0.001 K/K, 0.0002 aw/K
For use with HygroLab C1, HP23-AW-A

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