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Dear Customer,
Thank you for choosing a Hanna Instruments product.
Please read this instruction manual carefully before using the meter.
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].
WARRANTY ..................................................................................2
PRELIMINARY EXAMINATION .........................................................3
GENERAL DESCRIPTION .................................................................3
FUNCTIONAL DESCRIPTION ............................................................4
SPECIFICATIONS ...........................................................................5
OPERATIONAL GUIDE ....................................................................6
pH CALIBRATION ..........................................................................8
pH VALUES AT VARIOUS TEMPERATURES .....................................10
EC/TDS CALIBRATION ..................................................................11
EC/TDS CONVERSION FACTOR ......................................................11
BATTERY REPLACEMENT ..............................................................12
PROBE MAINTENANCE ................................................................13
ACCESSORIES .............................................................................14
HI9811-5
is 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 your local Hanna Instruments Office.
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
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