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Dear Customer,
Thank you for choosing a Hanna Instruments product.
Please read this instruction manual carefully before using the instrument.
This manual will provide you with the necessary information for correct
use of the instrument, as well as a precise idea of its versatility.
If you need additional technical information, do not hesitate to e-mail
us at [email protected] or turn to the back cover for our
worldwide contact list.
This instrument is in compliance with directives.
WARRANTY
HI 9026
is guaranteed for two years against defects in workmanship
and materials when used for its 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 accidents, misuse, tampering or lack of prescribed
maintenance is not covered.
If service is required, contact the dealer from whom you purchased the
instruments. 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 instruments are to be returned to Hanna Instru-
ments, 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.
TABLE OF CONTENTS
WARRANTY .................................................................................. 2
PRELIMINARY EXAMINATION ......................................................... 3
GENERAL DESCRIPTION ................................................................. 3
FUNCTIONAL DESCRIPTION ........................................................... 4
SPECIFICATIONS........................................................................... 5
OPERATIONAL GUIDE.................................................................... 6
pH CALIBRATION ......................................................................... 9
pH BUFFER TEMPERATURE DEPENDENCE ....................................... 13
SETUP MENU ............................................................................. 14
mV CALIBRATION ....................................................................... 15
TEMPERATURE CALIBRATION ....................................................... 15
BATTERY REPLACEMENT ............................................................... 15
LCD MESSAGE GUIDE .................................................................. 16
TEMPERATURE CORRELATION FOR pH SENSITIVE GLASS................ 17
ELECTRODE CONDITIONING & MAINTENANCE ................................ 18
TROUBLESHOOTING GUIDE ......................................................... 20
ACCESSORIES ............................................................................. 21
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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 areas 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 operation, ESD wrist straps should be worn to avoid possible
damage to the electrode by electrostatic discharges.
Any variation introduced by the user to the supplied equipment may
degrade the instruments EMC performance.
To avoid electrical shock, do not use this instrument 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.
Hanna Instruments reserves the right to modify the design,
construction and appearance of its products without advance notice.