Hanna Instruments HI 95707C Instruction Manual Download Page 2

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PRELIMINARY EXAMINATION ................................................................................................ 3
GENERAL DESCRIPTION......................................................................................................... 4
ABBREVIATIONS................................................................................................................... 4

SPECIFICATIONS .................................................................................................................. 5
PRECISION AND ACCURACY ................................................................................................... 5
PRINCIPLE OF OPERATION .................................................................................................... 6
FUNCTIONAL DESCRIPTION ................................................................................................... 7
GUIDE TO DISPLAY CODES .................................................................................................... 9
GENERAL TIPS FOR AN ACCURATE MEASUREMENT .................................................................11
MEASUREMENT PROCEDURE ................................................................................................13
VALIDATION PROCEDURE .....................................................................................................15
CALIBRATION PROCEDURE ...................................................................................................16

BATTERY REPLACEMENT .......................................................................................................18
ACCESSORIES .....................................................................................................................18
CE DECLARATION OF CONFORMITY ........................................................................................19
WARRANTY .........................................................................................................................19

Dear Customer,
Thank you for choosing a Hanna product. This manual will provide you with the necessary information
for the correct use of the instrument. Please read it carefully before using the meter. If you need

additional technical information, do not hesitate to e-mail us at [email protected].
This instrument is in compliance with   directives.

All rights are reserved. Reproduction in whole or in part is prohibited without the written consent
of the copyright owner, Hanna Instruments Inc., Woonsocket, Rhode Island, 02895 , USA.

TABLE OF CONTENTS

Recommendations for Users

Before using these products, make sure

that they are entirely suitable for your
specific application and for the
environment in which they are used.
Operation of these instruments may cause
unacceptable interferences to other
electronic equipments, this requiring the
operator to take all necessary steps to

correct interferences.
Any variation introduced by the user to
the supplied equipment may degrade the
instruments' EMC performance.
To avoid damages or burns, do not put
the instrument in microwave oven. For
yours and the instrument safety do not
use or store the instrument in hazardous
environments.

HI 95707 is warranted for two years against defects in workmanship and materials when used for its
intended purpose and maintained according to the instructions.
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 your dealer. 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 shipment costs prepaid. When
shipping any instrument, make sure it is properly packaged for complete protection.
To validate your warranty, fill out and return the enclosed warranty card within 14 days from the date

of purchase.

HANNA instruments®

 reserves the right to modify the design, construction and appearance of its

products without advance notice.

WARRANTY

CE DECLARATION OF CONFORMITY

Summary of Contents for HI 95707C

Page 1: ...1 20 MAN95707CR3 06 06 w w w h a n n a i n s t c o m w w w h a n n a i n s t c o m This Instrument is in Compliance with the CE Directives Instruction Manual HI 95707C Nitrite Low Range ISM...

Page 2: ...take all necessary steps to correct interferences Any variation introduced by the user to the supplied equipment may degrade the instruments EMC performance To avoid damages or burns do not put the i...

Page 3: ...ONRESET Itispossibletorestorefactorycalibration Enter the calibration mode by holding CAL CHECK for three seconds Hold ZERO for 10 seconds The display will show for 2 seconds F CAL and 707 appears The...

Page 4: ...Nitrogen Nitrite Nitrogen Nitrite NO2 N content in the 0 000 to 0 600 mg L ppm range in drinking surface and saline water samples and in domestic and industrial wastes The method is an adaptation of...

Page 5: ...sentative lot of reagent an operator obtained with a single instrument a standard deviation of 0 001 mg L SPECIFICATIONS PRECISION AND ACCURACY CALIBRATION PROCEDURE Turn the meter on by pressing ON O...

Page 6: ...dation corrected value read value 1 0 002 20 T C corrected value read value 1 0 001 68 T F Absorption of Light is a typical phenomenon of interaction between electromagnetic radiation and matter When...

Page 7: ...d reflection and absorption of light It is recommended not to touch the cuvet walls with hands Furthermore in order to maintain the same conditions during the zeroing and the measuring phases it is ne...

Page 8: ...e 3 the Month and Day icons appear above the number of month and day when a date is displayed 4 the blinking Battery icon appears when the battery voltage is getting low Turn the meter on by pressing...

Page 9: ...ion is selected GUIDE TO DISPLAY CODES It is important that the sample does not contain any debris This would corrupt the reading In order to avoid reagent leaking and to obtain more accurate measurem...

Page 10: ...he edges of the packet to form a spout c pour out the content of the packet The flashing digits indicate that 1 the month can be set 2 the day can be set Storage this prompt appears for 1 second at th...

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