User Guide

1
PRELIMINARY EXAMINATION
Microprocessor-based, HI931300 and
HI931301 are the first GLP portable pH meters
and memorize the last calibration data: date
and time, offset and 2 slope values.
This exclusive feature allows the operator to
check the status of the meter at any time by
simply pressing one button.
All pH measurements are automatically com-
pensated for temperature (ATC) when used
with the supplied temperature probe.
HI931300 can also memorize pH and tem-
perature measurements at a user-selectable
intervals (from 1 to 180 minutes).
It is possible to connect the HI931300 to a
PC with the aid of an infrared transmitter,
Remove the instrument from the packing ma-
terial and examine it carefully to make sure
that no damage has occurred during ship-
ment. If noticeable damage is found, notify
your Dealer.
Each pH meter is supplied complete with:
• HI1230B Combination pH Electrode
• HI7669/2W Temperature Probe
• 1.5V AA size Alkaline Batteries (4 pcs)
• Rugged Carrying Case.
Note: Save all packing material until you are
sure that the instrument functions cor-
rectly. All defective items must be re-
turned in the original packaging together
with the supplied accessories.
GENERAL DESCRIPTION