Hanna Instruments WATERPROOF ORP & TEMPERATURE METER HI 98120 User's Manual
Contents
1. EN 55022 Radiated Class B EN61010 1 Safety requirements for electrical equipment for measurement control and laboratory use Date of Issue _13 02 2002 lanbe A Marsilio Technical Director On behalf of Hanna Instruments S r l Recommendations for Users Before using this product make sure that it is entirely suitable for the environment in which it is used Avoid touching the electrode at all times Any variation introduced by the user to the supplied equipment may degrade the instrument s EMC per formance To avoid electrical shock do not use this instrument when voltages at the measurement surface exceed 24 VAC or 60 VDC To avoid damages or burns do not perform any measurement in microwave ovens ISTR98120 03 03 SPECIFICATIONS Range ORP 1000 mV Temp 5 0 to 60 0 C 23 0 to 140 0 F Resolution ORP 1 mV Temp 0 1 C 0 1 F Accuracy ORP 2 mV 20 C 68 F Temp 0 5 C J 1 F Typical EMC ORP 2 mV Deviation Temp 0 3 C 0 6 F Environment 5 to 50 C 23 to 122 F RH 100 factory calibrated Calibration Electrode HI 73120 ORP electrode included Battery Type 4 x 1 5V with BEPS Life typical 300 hours Auto off After 8 minutes 163 x 40 x 26 mm 6 4 x 1 6 x 1 0 85 g 3 0 oz OPERATIONAL GUIDE To turn the meter on and to check battery status Press and hold the MODE button until the LCD lights up All the used segments on2. HOLD button to change the tem perature unit and then press the MODE button to return to the normal measuring mode BATTERY REPLACEMENT The meter displays the remaining battery percent age every time it is switched on When the battery level is below 5 the E symbol on the bottom left of the LCD lights up to indicate a low battery condition The batteries should be replaced soon If the battery level is low enough to cause errone ous readings the meter shows 0 and the Battery Error Prevention System BEPS will automatically turn the meter off aim fin i OoN DI To change the batteries remove the 4 screws lo cated on the top of the meter Once the top has been removed carefully replace the 4 batteries located in the compartment while paying attention to their polarity LCD side Replace the top making sure that the gasket is prop erly seated in place and tighten the screws to ensure a watertight seal FACTORY RECALIBRATION The ORP range is factory calibrated Contact your nearest Hanna Service Center for recalibration if necessary ELECTRODE MAINTENANCE e When not in use rinse the electrode with water to minimize contamination and store it with a few drops of HI 70300 storage solution in the pro tective cap after use DO NOT USE DISTILLED OR DEIONIZED WATER FOR STORAGE PUR POSES e f the electrode has been left dry so
3. low voltage level by turning the meter off The HI 73120 ORP electrode supplied with the meter is interchangeable and can be easily re placed by the user The stainless steel encapsulated temperature sen sor facilitates faster and more accurate temperature measurement FUNCTIONAL DESCRIPTION pop FANNA mY a MODE SET HOLD vee ti C F ORP C gt atep We Battery compartment Liquid Crystal Display LCD ON OFF MODE button HI 73120 ORP electrode Temperature sensor SET HOLD button AOR WN COIS Stability indicator Battery life percentage indicator l 2 3 4 5 6 Low battery indicator Secondary display Primary display Measuring unit for primary display CE DECLARATION OF CONFORMITY IAN instruments cE DECLARATION OF CONFORMITY We Hanna Instruments Italia Srl via E Fermi 10 35030 Sarmeola di Rubano PD ITALY herewith certify that the ORP amp temperature meter HI 98120 has been tested and found to be in compliance with EMC Directive 89 336 EEC and Low Voltage Directive 73 23 EEC according to the following applicable normatives EN 50082 1 Electromagnetic Compatibility Generic Immunity Standard IEC 61000 4 2 Electrostatic Discharge IEC 61000 4 3 RF Radiated EN 50081 1 Electromagnetic Compatibility Generic Emission Standard
4. the LCD will be visible for 1 second or as long as the button is pressed Dimensions Weight indi ror pelea PY the e indi x LIL cation ot the remaining battery TOTT life E g 100 BATT Arid Taking measurements Submerge the electrode in the solution to be tested while stirring it gently The measurements should be taken when the stability symbol on the top left of the LCD disappears The ORP mY value is shown mV on the primary LCD while the i ay i secondary LCD shows the tem a L e perature of the sample RaT To freeze the display While in measurement mode press the SET HOLD button arap HOLD appears on the sec B g 5 ondary display and the reading I T will be frozen on the LCD E g AA mV 825 HOLD Press any button to return to normal mode To turn the meter off While in normal measuring mode press the MODE button OFF will appear on the secondary display Release the button Note If measurements are taken in different samples successively rinse the probe thoroughly to elimi nate cross contamination and after cleaning rinse the probe with some of the sample to be mea sured Setup mode allows the selection of temperature unit To enter the Setup mode C F selection press the D MODE button until TEMP and the current temperature unit are displayed on the lower part of the LCD E g TEMP C Use the SET
5. Instruction Manual HI 98120 Waterproof ORP amp Temperature Meter This Instrument is in Compliance with CE Directives TAAA www hannainst com WARRANTY HI 98120 is warranted for one year against defects in workmanship and materials when used for its intended purpose and maintained according to in structions The electrode is warranted for a period of six months This warranty is limited to repair or replacement free of charge Damages due to accidents 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 re turned 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 itis properly packaged for complete protection 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 Hanna Instruments reserves the right to modify the design con struction and appearance of its products without advance notice Dear Customer Thank you
6. ak in storage solution for at least one hour to reacti vate it e To prolong the life of the electrode it is recom mended to clean it monthly by immersing it in the HI 7061 cleaning solution for half an hour Atterwards rinse it thoroughly with tap water e The ORP electrode can be easily replaced by using the supplied tool HI 73128 Insert the tool into the electrode cavity as shown below Rotate the electrode counterclockwise Pull the electrode out by using the other side of the tool Insert a new ORP electrode following the above instructions in reverse order HI 73120 Replaceable ORP electrode HI 73128 Electrode removal tool HI 7021M_ OR test solution 240 mV 230 mL bottle HI 7022M ORP test solution 470 mV 230 mL bottle HI 7061M Electrode cleaning solution 230 mL bottle HI 70300M Electrode storage solution 230 mL bottle HI 7091M_ Pretreatment reducing solution 230 mL bottle HI 7092M Pretreatment oxidizing solution 230 mL bottle HANNA WATERPROOF TESTERS Hanna offers a complete line of waterproof microprocessor based testers for measurement of pH Temperature EC TDS and ORP Choose the instruments which best meet your needs e HI 98120 ORP mV and Temperature C amp F e HI 98121 pH 0 01 resolution ORP mV and Temperature C amp F e HI 98127 pH 0 1 resolution and Tem perature C amp F e HI 98128 pH 0 01 resoluti
7. for choosing a Hanna product This manual will provide you with the necessary informa tion for correct operation Please read it carefully before using the meter If you need additional technical information do not hesitate to e mail us at tech hannainst com This instrument is in compliance with the LE direc tives PRELIMINARY EXAMINATION Remove the instrument from the packing material and examine it carefully If any damage has occurred during shipment immediately notify your Dealer or the nearest Hanna Customer Service Center Each meter is supplied with e HI 73120 ORP electrode e HI 73128 Electrode removal tool e 4 x 1 5V batteries Note Conserve all packing material until the in strument has been observed to function correctly Any defective item must be re turned in its original packing US DESIGN PATENT D462 024 GENERAL DESCRIPTION HI 98120 is a waterproof ORP and temperature meter The housing has been completely sealed against humidity and designed to float The temperature values can be displayed in C or F units The meter is factory calibrated and measurements are highly accurate with a unique stability indicator right on the LCD This meter is also provided with battery level indication at start up and with a low battery sym bol which warns the user when the batteries need to be replaced In addition the Battery Error Preven tion System BEPS avoids erroneous reading caused by
8. on and Tem perature C amp F HI 98129 pH 0 01 resolution EC TDS Low Range uS cm amp ppm and Temperature C amp F HI 98130 pH 0 01 resolution EC TDS High Range mS cm amp ppt and Temperature C amp F e HI 98311 EC TDS Low Range uS cm amp ppm and Temperature C amp F e HI 98312 EC TDS High Range mS cm amp ppt and Temperature C amp F
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