Hanna Instruments hi 9023c User Manual

Page of 20
Instruction Manual
HI 9023C - HI 9023CN
HI 9024C - HI 9025C
HI 9110 - HI 9210
HI 9210N
Portable Waterproof
pH Meters
Manufacturers since 1978
These Instruments are in
Compliance with the CE Directives
2
PRELIMINARY EXAMINATION ..................................................... 3
GENERAL DESCRIPTION ............................................................ 3
FUNCTIONAL DESCRIPTION HI 9023C & HI 9023CN .................. 5
SPECIFICATIONS HI 9023C & HI 9023CN ................................. 6
FUNCTIONAL DESCRIPTION HI 9024C & HI 9025C ..................... 7
SPECIFICATIONS HI 9024C & HI 9025C .................................... 8
FUNCTIONAL DESCRIPTION HI 9110.......................................... 9
FUNCTIONAL DESCRIPTION HI 9210 & HI 9210N .................... 10
SPECIFICATIONS HI 9110, HI 9210 & 9210N ......................... 11
OPERATIONAL GUIDE ............................................................. 12
pH CALIBRATION ................................................................... 16
pH VALUES AT VARIOUS TEMPERATURES ................................ 24
TROUBLESHOOTING GUIDE ..................................................... 25
ELECTRODE CONDITIONING AND MAINTENANCE......................... 26
TAKING REDOX MEASUREMENTS (HI 9023C & HI 9025C only) . 29
BATTERY REPLACEMENT & AUTO-OFF ...................................... 30
ACCESSORIES ....................................................................... 31
ELECTRODE APPLICATION REFERENCE GUIDE ............................. 37
WARRANTY .......................................................................... 38
CE DECLARATION OF CONFORMITY ......................................... 39
Dear Customer,
Thank you for choosing a Hanna Product. Please read this
instruction manual carefully before using the instrument. It will
provide you with the necessary information for a correct use of the
instrument, as well as a precise idea of its versatility. If you require
further technical information, do not hesitate to e-mail us at
tech@hannainst.com.
These instruments are in compliance with the 
 directives.
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