Hanna Instruments HI 3220 - Manual (Page 2)

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WARRANTY WARRANTY WARRANTY WARRANTY WARRANTY
Dear Customer,
Thank you for choosing a Hanna Instruments product.
Please read this instruction manual carefully before using the instruments.
This manual will provide you with the necessary information for correct use of
the instruments, as well as a precise idea of their 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.
These instruments are in compliance with directives.
TABLE OF CONTENTS TABLE OF CONTENTS TABLE OF CONTENTS TABLE OF CONTENTS TABLE OF CONTENTS
The HI 322x series 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 accidents, misuse, tampering or lack of prescribed maintenance
is 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 Authori-
zation 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 .......................................................................................................................................... 2
PRELIMINARY EXAMINATION ................................................................................................................. 3
GENERAL DESCRIPTION ......................................................................................................................... 3
HI 3220, HI 3221 FUNCTIONAL DESCRIPTION ......................................................................................... 5
HI 3222 FUNCTIONAL DESCRIPTION ...................................................................................................... 6
HI 3220 SPECIFICATIONS ...................................................................................................................... 8
HI 3221 SPECIFICATIONS ...................................................................................................................... 9
HI 3222 SPECIFICATIONS .................................................................................................................... 10
OPERATIONAL GUIDE ......................................................................................................................... 11
pH CALIBRATION ............................................................................................................................... 15
pH BUFFER TEMPERATURE DEPENDENCE .............................................................................................. 23
RELATIVE mV CALIBRATION ................................................................................................................ 24
ISE CALIBRATION HI 3221 AND HI 3222 ............................................................................................... 25
GOOD LABORATORY PRACTICE (GLP) ..................................................................................................... 29
SETUP .............................................................................................................................................. 31
LOGGING ........................................................................................................................................... 43
mV AND TEMPERATURE CALIBRATION (for technical personnel only) ........................................................ 46
PC INTERFACE ................................................................................................................................... 49
TEMPERATURE CORRELATION FOR pH SENSITIVE GLASS .......................................................................... 56
ELECTRODE CONDITIONING & MAINTENANCE ....................................................................................... 57
TROUBLESHOOTING GUIDE ................................................................................................................ 60
ACCESSORIES .................................................................................................................................... 61