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8. Computer Interface
Your WP4C was shipped to you with a standard RS-232A
interface cable. Using this, you can use your computer's
terminal program
computer for further analysis and storage. Set up your ter-
minal program as follows:
1. Select the COM Port your RS-232 cable is connected to.
2. Settings are the following: Bits per second, 9600; 8
databits, no parity, 1 stop bit, and flow control set to
hardware. Click OK.
3. Plug your RS-232 cable to the COM port you selected
and connect it to your WP4C. Begin reading. Your
WP4C's data will be displayed on screen as it samples.
It will be output in the following format:
time (minutes)
since sample
was started
4. When you are finished reading, you can print the data
1
to send water potential data to your
temp
(°C)
3,
24.3,
33
WP
PotentiaMeter
4C
8. Computer Interface
Water
potential
(MPa)
-2.19,
4.16
pF
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