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Dear Customer,
Thank you for choosing a Hanna Instruments Product.
Please read this instruction manual carefully before using the instru-
ment.
This manual will provide you with all the necessary information for the
correct use of the instrument, as well as a precise idea of its versatility
in a wide range of applications.
If you need additional technical information, do not hesitate to e-mail
us at
This instrument is in compliance with the
directives.
PRELIMINARY EXAMINATION ..................................................................... 3
GENERAL DESCRIPTION ........................................................................... 3
FUNCTIONAL DESCRIPTION ....................................................................... 5
SPECIFICATIONS .................................................................................. 6
INITIAL PREPARATION .............................................................................. 7
SETUP MODE
.................................................................................. 8
TAKING pH MEASUREMENTS ................................................................. 11
TAKING ORP MEASUREMENTS ............................................................... 12
TAKING TEMPERATURE MEASUREMENTS ................................................ 12
AUTO ENDPOINT MODE ........................................................................ 13
pH CALIBRATION PROCEDURE ............................................................... 13
ELECTRODE CONDITION ........................................................................ 16
mV CALIBRATION PROCEDURE .............................................................. 16
TEMPERATURE CALIBRATION PROCEDURE .............................................. 17
LOGGING FUNCTION ............................................................................. 18
GOOD LABORATORY PRACTICE (GLP) ..................................................... 20
LCD BACKLIGHT
............................................................................... 22
DATA TRANSFER TO PC ......................................................................... 22
BATTERY REPLACEMENT ....................................................................... 24
TEMPERATURE CORRELATION FOR HANNA pH SENSITIVE GLASS ................ 25
ELECTRODE CONDITIONING AND MAINTENANCE ...................................... 26
ACCESSORIES ...................................................................................... 29
WARRANTY ......................................................................................... 31
TABLE OF CONTENTS
Recommendations for Users
Before using this product, make sure that it is entirely suitable for the environment in
which it is used. Operation of this instrument in residential area could cause unaccept-
able interferences to radio and TV equipments, requiring the operator to take all
necessary steps to correct interferences.
The glass bulb at the end of the electrode is sensitive to electrostatic discharges. Avoid
touching this glass bulb at all time. During calibration of instruments, ESD wrist straps
should be worn to avoid possible damage to the electrode by electrostatic discharge.
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 24VAC or 60 VDC.
To avoid damages or burns, do not perform any measurement in microwave ovens.
WARRANTY
All Hanna Instruments
meters are warranted for two years
against defects in workmanship and materials when used for their
intended purpose and maintained according to instructions.
Electrodes and probes are warranted for a period of six
months.
This warranty is limited to repair or replacement free of charge.
Damages 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 failure. 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 Cus-
tomer Service department and then send it with shipping costs
prepaid. When shipping any instrument, make sure it is properly
packaged for complete protection.
Hanna Instruments reserves the right to modify the design, con-
struction and appearance of its products without advance notice.
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