Hanna Instruments HI 8915 Instruction Manual Download

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Dear Customer,
Thank you for choosing a Hanna product. Please read this instruction
manual carefully before using the meter. This manual will provide you
with the necessary information for a correct use of the instrument.
If you need additional technical information, do not hesitate to e-mail
us at

tech@hannainst.com

These instruments are in compliance with the

directives.

TABLE OF CONTENTS

PRELIMINARY EXAMINATION ........................................................ 3
GENERAL DESCRIPTION ................................................................ 3
FUNCTIONAL DESCRIPTION HI8014 .............................................. 4
SPECIFICATIONS HI8014 ............................................................. 5
FUNCTIONAL DESCRIPTION HI8915 .............................................. 6
SPECIFICATIONS HI8915 ............................................................. 7
FUNCTIONAL DESCRIPTION HI931000 .......................................... 8
SPECIFICATIONS HI931000 .......................................................... 9
OPERATIONAL GUIDE ................................................................. 10
pH CALIBRATION ....................................................................... 14
pH VALUES AT VARIOUS TEMPERATURES ................................... 18
TAKING REDOX MEASUREMENTS ................................................. 18
TEMPERATURE CALIBRATION ...................................................... 19
mV OUTPUT .............................................................................. 19
DISPLAY CODES GUIDE ............................................................... 19
ELECTRODE CONDITIONING AND MAINTENANCE ........................... 20
BATTERY REPLACEMENT .............................................................. 23
ACCESSORIES ............................................................................. 24
CE DECLARATION OF CONFORMITY .............................................. 27

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 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 Customer Service department
and then send it with shipping costs prepaid. When shipping any instrument, make
sure it is properly packaged for complete protection.

PRELIMINARY EXAMINATION

Remove the instrument from the packing material and examine it
carefully to make sure that no damage has occurred during ship-
ment. If noticeable damage is found, notify your Dealer or the nearest
Hanna Customer Service Center.

Note:

Save all packing material until you are sure that the

instrument functions correctly. Any defective item must be
returned in the original packing together with the supplied
accessories.

GENERAL DESCRIPTION

HI 8014, HI 8915

and

HI 931000

are hand-held pH/mV meters

with interchangeable plastic-body electrodes, simple controls on the
front panel, low battery detector, large easy-to-read display, simple
calibration procedure and lightweight ABS plastic housing.
•

HI 8014

is an affordable portable

pH/mV meter

. The pH or mV

ranges are easily selected with a rotary knob, as well as the °C
range for manual temperature compensation.

HI 8014

comes

supplied with:

HI 1230B

combination, double-junction, gel pH

electrode, one 9V battery and calibration screwdriver.

•

HI 8915

is a portable

pH/mV/°C meter

that combines accurate

pH measurements with a recorder output capability and auto-
matic temperature compensation. Two recorder output terminals
make it possible to attach a plotter or recorder directly to the
meter for a hard copy of the measurements. Pressing the HOLD
key will freeze the reading on the display. Calibration is per-
formed using the two trimmers on the front panel.

HI 8915

comes supplied with:

HI 1230B

combination, double-junction,

gel pH electrode,

HI 7669AW

temperature probe, one 9V bat-

tery and calibration screwdriver.

•

HI 931000

is a compact, microprocessor-based

pH/°C