AquaLab 4TE Series User Manual

11 COMPUTER INTERFACE AquaLab
to your computer.
• Choose correct Com port
• Set/Verify Com Properties
! Bits per second 9600
! 8 Databits
! No parity
! 1 stop bit
! Flow control set to none
After successfully connecting the AquaLab to your computer and
upon completion of a water activity reading, the data will be dis-
played in the terminal program in the format as follows: measure-
ment time (minutes), sample temperature, and water activity. Ta-
ble 2 shows an example data return.
Table 2: Terminal Data
Time since chamber was
closed
Temperature (
◦
C) a
w
3.1,
24.3, 0.862
64

AquaLab 4TE Series Specifications

General

Accuracy	±0.003 aw
Temperature Control	15 to 50 °C
Measurement Time	5 minutes
Measurement Principle	Chilled Mirror Dewpoint
Resolution	0.0001 aw
Temperature Accuracy	±0.1 °C
Communication	USB, RS-232
Display	LCD
Measurement Range	0.03 to 1.00 aw
Operating Temperature	4-50 °C (39-122 °F)
Data Storage	8000 readings
Power Supply	50/60 Hz
Storage Temperature	-20 to 50 °C