Hanna Instruments HI 91610C - Manual (Page 14)

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DATA TRANSFER TO PC
(HI 91610 only)
Set the HI 91610 to TIME mode and place it
on a HI 9200 infrared transmitter (ensuring
that the infrared LEDs of meter and interface
match). The logged data can be downloaded
to your PC through a serial port.
During data transfer the instrument displays
"r 232".
Using the HI 9200 infrared transmitter, all recorded data can be fed
to your PC for easy reproduction, storage or further elaboration with
the HANNA HI 92000 Windows
® compatible application software.
HI 92000 allows you to use the most common spread sheet programs
(e.g. Excel
© , Lotus 1-2-3 © ) and offers a variety of features with an
on-line help routine.
To install HI 92000, you need a 3.5" drive and a couple of minutes
to follow the short instructions conveniently printed on the disk label.
TIME
Windows ® is a registered Trademark of "Microsoft Co."
Excel © Copyright of "Microsoft Co."
Lotus 1-2-3 © Copyright of "Lotus Co."
• Adjust the low humidity trimmer to read 0.0% (readings between
0.0 and 1.0% RH are acceptable).
• Remove the probe and tightly seal the chamber containing the
LiCl solution.
• Remove the cap from the "RH75.4%"
chamber and insert the probe, ensuring
that it does not touch the liquid.
• Wait for the measurement to stabilize
(approximately 4 hours)
• Adjust the high humidity trimmer to read 64.3%.
• Wait for 1 hour and readjust if necessary.
• Leaving the probe in the "RH 75.4%" chamber, adjust the low
humidity trimmer until the display shows 75.4%.
• The relative humidity calibration is now complete.
12
3
6
9
4 h
CALIBRATION KIT
Li Cl
11.1%
Na Cl
75.4%