Hanna Instruments HI 22091, HI 2209 Instruction Manual

Instruction Manual

HI 2209 • HI 22091

Bench pH Meters

www.hannainst.comPrinted in ROMANIA

MAN2209 07/14

Hanna Instruments Inc.

Highland Industrial Park
584 Park East Drive
Woonsocket, RI 02895 USA

Technical Support for Customers

Tel. [phone]
Fax [phone]
E-mail [e-mail]
www.hannainst.com

Local Sales and Customer Service Office

Dear Customer,
Thank you for choosing a Hanna Instruments Product.

Please read this instruction manual carefully before using these
instruments. This manual will provide you with the necessary information
for the correct use of these instruments, as well as a precise idea of
their versatility.
If you need additional technical information, do not hesitate to e-mail
us at [e-mail] or view our worldwide contact list at
www.hannainst.com.

WARRANTY ................................................................................. 2

PRELIMINARY EXAMINATION ....................................................... 3

GENERAL DESCRIPTION ............................................................... 3

FUNCTIONAL DESCRIPTION ......................................................... 4

SPECIFICATIONS.......................................................................... 5

OPERATIONAL GUIDE .................................................................. 6

pH CALIBRATION ........................................................................ 8

pH BUFFER TEMPERATURE DEPENDENCE ..................................... 10

ELECTRODE CONDITIONING AND MAINTENANCE .......................... 11

TEMPERATURE CORRELATION FOR pH SENSITIVE GLASS ............ 14

ACCESSORIES ............................................................................ 15

ELECTRODE APPLICATION REFERENCE GUIDE ............................... 21

TABLE OF CONTENTS

HI 2209 and HI 22091 are guaranteed for two years against defects
in workmanship and materials when used for their intended purpose
and maintained according to instructions. Electrodes and probes are
guaranteed for six months. This warranty is limited to repair or
replacement free of charge.
Damage due to accident, misuse, tampering or lack of prescribed
maintenance are not covered.
If service is required, contact the dealer from whom you purchased the
instrument. If under warranty, report the model number, date of
purchase, serial number and the nature of the problem. If the repair
is not covered by the warranty, you will be notified of the charges
incurred. If the instrument is to be returned to Hanna Instruments,
first obtain a Returned Goods Authorization number from the Technical
Service department and then send it with shipping costs prepaid.
When shipping any instrument, make sure it is properly packed for
complete protection.

WARRANTY

RECOMMENDATIONS FOR USERS

Before using these products, make sure that they are entirely suitable for
the environment in which they are used.

Operation of these instruments in residential area could cause
unacceptable interferences to radio and TV equipment, requiring the
operator to follow all necessary steps to correct interferences.

The glass bulb at the end of the pH electrode is sensitive to
electrostatic discharges. Avoid touching this glass bulb at all times.
During calibration, ESD wrist straps should be worn to avoid possible
damage to the electrode by electrostatic discharge.

To maintain the EMC performance of this equipment, the recommended
cables noted in the user's manual must be used. Any variation
introduced by the user to the supplied equipment may degrade the
instrument's EMC performance.

To avoid electrical shock, do not use these instruments when voltages at
the measurement surface exceed 24 Vac or 60 Vdc.

To avoid damage or burns, do not perform any measurement in microwave
ovens.

All rights are reserved. Reproduction in whole or in part is prohibited
without the written consent of the copyright owner.

Hanna Instruments reserves the right to modify the design, construction

or appearance of its products without advance notice.

3

HI 2209 bench pH meter is designed for simplicity of use.
It features a large easy-to-read liquid crystal display (LCD)
and user friendly keyboard.
The pH calibration is made simple through the easy-to-operate
front panel knobs for offset and slope adjustment.
A front knob is provided for easy manual set for temperature
compensation of the pH reading.
HI 2209 can also measure ORP (Oxidation Reduction Potential)
in the mV range.
The range selection (pH, mV or °C for temperature compensation)
is made simple through the front membrane keyboard.
It is also available the model HI 22091 with recorder output
feature.

GENERAL DESCRIPTION

PRELIMINARY EXAMINATION

Remove the instrument from the packing material and examine
it carefully to make sure that no damage has occurred during
shipping. If there is any damage, notify your dealer.

Each meter is supplied complete with:

• HI 1332B plastic-body combination double-junction
refillable pH electrode with BNC connector and 1 m
(3.3') cable

• 12 Vdc adapter

• Instruction manual.

Note:Save all packing material until you are sure that the

instrument functions correctly. All defective items must
be returned in the original packing with the supplied
accessories.

22

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4

FUNCTIONAL DESCRIPTION

1) Liquid Crystal Display (LCD)

2) Temperature setting knob

3) °C range selection key

4) mV range selection key

5) pH range selection key

6) pH offset adjustment knob

7) pH slope adjustment knob

8) Sample holders

9) Analog output connectors (HI 22091 only)

10) BNC electrode connector

11) Reference electrode socket

12) Power adapter socket

13) ON/OFF switch

Front Panel

Rear Panel

21

ELECTRODE APPLICATION

REFERENCE GUIDE

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