
HI99111
Portable Waterproof pH /
Temperature Meter for Wine
Analysis
INSTRUCTION MANUAL

Thank you for choosing a Hanna Instruments product.
Please read this instruction manual carefully before
using this meter.
This manual will provide you with the necessary
information for correct use of this meter, as well as a
precise idea of its versatility.
If you need additional technical information, do not
hesitate to e‑mail us at tech@hannainst.com or view
our worldwide contact list at www.hannainst.com.
Dear
Customer,
All rights are reserved. Reproduction in whole or in part is prohibited
without the written consent of the copyright owner, Hanna Instruments
Inc., Woonsocket, Rhode Island, 02895, USA.

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Table of Contents ......................................................
Preliminary Examination ...........................................
General Description and Intended Use ........................
Main Features ..........................................................
Specifications ...........................................................
Display Description ...................................................
Operational Guide ....................................................
Meter Setup .............................................................
Battery Replacement .................................................
Accessories ...............................................................
Electrode Maintenance ..............................................
Certification ..............................................................
Recommendations for Users ......................................
Warranty .................................................................
TABLE OF CONTENTS
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PRELIMINARY EXAMINATION
Remove the meter from the packing material and examine
it carefully to make sure that no damage has occurred
during shipment. If noticeable damage is evident, contact
your local Hanna Instruments Office.
Each meter is supplied complete with:
• HI10483 pH/temperature probe with flat tip and DIN
connector with 1m (3.3’) cable
• pH 3.00 & 7.01 Buffer sachet
• HI700635 Cleaning solution for wine deposits
• HI700636 Cleaning solution for wine stains
• 100 mL beaker (1 pcs.)
• Alkaline batteries: 1.5V AAA (3 pcs.)
• Rugged carrying case
• Calibration certificate of meter
• Calibration certificate of probe
• Instruction manual
Note: Save all packing material until you are sure that
the meter functions correctly. All defective items must
be returned in the original packing together with the
supplied accessories.

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HI99111 is a portable, microprocessor‑based pH and
temperature meter. Main features include: extended pH
and temperature ranges; waterproof and compact casing;
large dual‑line display; low battery detection; automatic
pH calibration at one or two points within two memorized
buffer sets (standard or NIST); selectable temperature
unit (°C or °F).
The HI10483 pH probe features an open junction with
Clogging Prevention System (CPSTM) technology, has a
built‑in temperature sensor for simultaneous temperature
compensated pH and temperature readings, and also
contains an integral pH sensor preamplifier to provide
measurements impervious to noise and electrical interferences
GENERAL DESCRIPTION and INTENDED USE

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Main features:
• Simultaneous pH and temperature measurements on a
large dual‑line LCD display
• Automatic pH calibration at one or two points within
two memorized buffer sets (standard or NIST)
• Selectable temperature unit (°C or °F)
• Electrode condition indicator
• mV of pH measurement for electrode check
• HI10483 dedicated pH with integral temperature sensor
• Probe quick connect system
• Battery life indication and low battery detection
• Keystroke confirmation tone
• Auto‑off function
• Waterproof casing IP67
MAIN FEATURES