Preliminary Examination; General Description - Hanna Instruments HI 3221 Instruction Manual

PRELIMINARY EXAMINATION

PRELIMINARY EXAMINATION PRELIMINARY EXAMINATION PRELIMINARY EXAMINATION PRELIMINARY EXAMINATION
Remove the instrument from the packing material and examine it carefully to
make sure that no damage has occurred during shipping. If there is any
damage, notify your Dealer or the nearest Hanna Customer Service Center.
Each instrument is supplied with:
• HI 1131B Glass body combination double-junction pH electrode
• HI 7662-T stainless steel Temperature Probe with 1 m (3.3') Cable
• pH 4.01 & 7.01 Buffer Solutions (20 mL each)
• HI 700661 Cleaning solution (2x20 mL each)
• HI 7071S Electrolyte Solution
• HI 76404N Electrode Holder
• 12 Vdc Power Adaptor
• Instruction Manual
HI 322x are supplied with 12 Vdc/230 Vac power adapter
HI 322x-01 are supplied with 12 Vdc/115 Vac power adapter
Note: Save all packing material until you are sure that the instrument
functions correctly. All defective items must be returned in the original
packing with the accessories supplied.

GENERAL DESCRIPTION

GENERAL DESCRIPTION GENERAL DESCRIPTION GENERAL DESCRIPTION GENERAL DESCRIPTION
The HI 322x instruments are state-of-the-art, professional bench pH meters
with graphical LCD, designed to provide laboratory results and accuracy.
They are provided with a series of new diagnostic features which add an
entirely new dimension to the measurement of pH, by allowing the user to
dramatically improve the reliability of the measurement:
• Single (HI 3220 and HI 3221) or dual (HI 3222) input channels
• 7 standard pH buffers (pH 1.68, 4.01, 6.86, 7.01, 9.18, 10.01 and
12.45) for calibration.
• pH calibration up to five calibration points (see instrument specifications).
• Custom calibration with up to five custom buffers.
• Messages on the graphic LCD for an easy and accurate calibration.
• Diagnostic features to alert the user when the electrode needs cleaning.
• User selectable "Outside Calibration Range" warning.
• User-selectable "Calibration Time Out" to remind when a new calibra-
tion is necessary.
Hanna Instruments reserves the right to modify the design,
construction and appearance of its products without advance notice.
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