User Guide

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Dear Customer,
Thank you for choosing a Hanna Instruments product.
Please read this instruction manual carefully before using the instrument.
This manual will provide you with all the necessary information for the correct
use of the instrument, as well as a precise idea of its versatility in a wide range
of applications.
This instrument is in compliance with directives.
TABLE OF CONTENTS
PRELIMINARY EXAMINATION ............................................................................................3
GENERAL DESCRIPTION ....................................................................................................3
FUNCTIONAL DESCRIPTION PROBE ..................................................................................4
FUNCTIONAL DESCRIPTION OF HI 2400 ..........................................................................5
SPECIFICATIONS OF HI 2400 ............................................................................................7
LCD FUNCTIONAL DESCRIPTION .......................................................................................8
OPERATIONAL GUIDE ........................................................................................................8
D.O. CALIBRATION ..........................................................................................................12
TEMPERATURE CALIBRATION.........................................................................................16
SETUP .............................................................................................................................17
TEMPERATURE COMPENSATION ....................................................................................26
LOGGING FUNCTION ......................................................................................................26
INTERFACE WITH PC ......................................................................................................29
PROBE & MEMBRANE MAINTENANCE ...........................................................................30
ADDITIONAL INFORMATION ...........................................................................................32
ACCESSORIES .................................................................................................................37
WARRANTY ....................................................................................................................38
CE DECLARATION OF CONFORMITY ..............................................................................39
All rights are reserved. Reproduction in whole or in part is prohibited
without the written consent of the copyright owner, Hanna Instruments
Inc., 584 Park East Drive, Woonsocket, Rhode Island, 02895 , USA.
Visit our Internet Home Page:
www.hannainst.com
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CE DECLARATION OF CONFORMITY
Recommendations for Users
Before using this product, make sure that it is entirely suitable for the environment in which it is used.
Operation of this instrument in residential area could cause unacceptable interference to radio and TV equipment,
requiring the operator to take all necessary steps to correct interference.
The metal bands of the probe are sensitive to electrostatic discharges. Avoid touching these metal bands at all times.
To maintain the EMC performance of this equipment the recommended cables must be used.
Any variation introduced by the user to the supplied equipment may degrade the instruments EMC performance.
To avoid electrical shock, do not use this instrument when voltage at the measurement surface exceeds 24VAC or
60 VDC.
To avoid damages or burns, do not perform any measurement in microwave ovens.