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
 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
•For use with HygroLab C1, HP23-AW-A

Probe type

Measurement probe with UART interface

Dimensions

ø 68 x 60 mm

For use with

HygroLab C1, HP23-AW-A

Range of application

-40…85 °C (-40…185 °F) / 0…100 %RH

Accuracy at 23 ±5 °C

± 0.008 aw / 0.8 %rh / ±0.1 K

Power supply

Via display instruments

Long-term stability sensor

<1 %rh / year

Humidity sensor

HYGROMER® WA-1 / Pt-100, 1/3 DIN Class B

Temperature dependence

0.001 K/K, 0.0002 aw/K

Filter cartridge

Wire mesh filter with 20…25 μm pore size

Response time t 63

<20 sec.

Psychrometric calculations

Dew or frost point

Start-up time

1,5 s

Measurement interval

1 s

Aw-quick mode

Yes

Communication interfaces

UART

Material

Stainless steel, aluminum

IP protection rating

IP20

FDA / GAMP

FDA 21 CFR part 11 / GAMP5

CE / EMC conform

EMC 2008/108/EG