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Hanna Instruments HI96751C, Инструкция по эксплуатации, Страница: 28 / 28

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MAN96751  

Printed in ROMANIA

World

Headquarters

Hanna Instruments Inc.
Highland Industrial Park
584 Park East Drive
Woonsocket, RI 02895 USA
www.hannainst.com

Local Office

Hanna Instruments USA
270 George Washington Highway
Smithfield, RI 02917
Phone: 800.426.6287
Fax: 401.765.7575
e‑mail: [email protected]

Содержание HI96751C

Страница 1: ...INSTRUCTION MANUAL HI96751C Sulfate ISM ...

Страница 2: ...Hanna Instruments product Please read this instruction manual carefully before using the instrument This manual will provide you with the necessary information for correct use of the instrument as well as a precise idea of its versatility If you need additional technical information do not hesitate to e mail us at tech hannainst com or view our worldwide contact list at www hannainst com Dear Cust...

Страница 3: ...CISION AND ACCURACY PRINCIPLE OF OPERATION FUNCTIONAL DESCRIPTION ERRORS AND WARNINGS GENERAL TIPS FOR AN ACCURATE MEASUREMENT STARTUP MEASUREMENT PROCEDURE VALIDATION PROCEDURE CALIBRATION PROCEDURE GLP BATTERY MANAGEMENT BATTERY REPLACEMENT ACCESSORIES 4 5 6 7 10 14 18 24 26 7 9 13 15 20 25 26 5 ...

Страница 4: ... Meter is supplied complete with Sample Cuvettes and Caps 2 pcs CAL Check standard cuvettes 9V Battery Scissors Cloth for wiping cuvettes Instrument quality certificate Instruction Manual and Quick Reference Guide Rigid carrying case Note Save all packing material until you are sure that the instrument works correctly Any defective item must be returned in its original packing PRELIMINARY EXAMINAT...

Страница 5: ... by a transparent cup This makes the instruments fulfill field applications Display messages aid the user in routine operation The meter has an auto shut off feature that will turn off the instrument after 10 minutes of non use in measurement mode or after 1 hour if left in calibration mode The meter uses an exclusive positive locking system to ensure that the cuvette is in the same position every...

Страница 6: ...d with barium chloride crystals Light absorbance of the suspension is measured Environment 0 to 50 C 32 to 122 F max 95 RH non condensing Battery Type 9V 1 pc Auto Shut off After 10 of non use in measurement mode after 1 hour of non use in calibration mode with last reading reminder Dimensions 192 x 104 x 69 mm 7 6 x 4 1 x 2 7 Weight 320 g 11 3 oz REQUIRED REAGENTS Code Description Quantity test H...

Страница 7: ...absorbed depends both on the optical path length through the matter and on the physical chemical characteristics of the substance according to the Lambert Beer Law log I Io ελ c d or A ελ c d Where log I Io Absorbance A Io intensity of incident light beam I intensity of light beam after absorption ελ molar extinction coefficient at wavelength λ c molar concentration of the substance d optical path...

Страница 8: ...d The cuvette has a very important role because it is an optical element and thus requires particular attention It is important that both the measurement and the calibration zeroing cuvettes are optically identical to provide the same measurement conditions Whenever possible use the same cuvette for both It is necessary that the surface of the cuvette is clean and not scratched This to avoid measu...

Страница 9: ...user calibration date or restore factory calibration KEYPAD DESCRIPTION ON OFF to turn the meter on and off ZERO CFM to zero the meter prior to measurement to confirm edited values or to confirm factory calibration restore READ TIMER this is a multi functional key In measurement mode press to make a measurement or press and hold for three seconds to start a pre programmed countdown prior to measur...

Страница 10: ...and date icons appear when a date is displayed 8 Four digit main display 9 Measuring units 10 Four digit secondary display FUNCTIONAL DESCRIPTION The instrument shows clear messages when erroneous condition appears Messages are also displayed when the obtained values are outside expected range The beeper is playing a beep on errors Light High There is too much light to perform a measurement Please...

Страница 11: ...ing 0 indicates that the sample absorbs less light than the zero reference Check the procedure and make sure you use the same cuvette for reference zero and measurement Over Range A flashing value of the maximum concentration indicates an over range condition The concentration of the sample is beyond the programmed range dilute the sample and re run the test ERRORS AND WARNINGS Standard High The s...

Страница 12: ...lamp The instrument waits for the lamp to cool down d other errors and warnings Battery low The battery must be replaced soon Dead battery This indicates that the battery is dead and must be replaced Once this indication is displayed the meter will lock up Change the battery and restart the meter ERRORS AND WARNINGS ...

Страница 13: ...ttom of this concavity must be at the same level of the 10 mL mark Proper use of the powder reagent packet a use scissors to open the powder packet b push the edges of the packet to form a spout c pour out the content of the packet It is important that the sample does not contain any debris This would corrupt the reading Each time the cuvette is used the cap must be tightened to the same degree Wh...

Страница 14: ... stained All the reaction times reported in this manual are at 25 C 77 F In general the reaction time should be increased dor temperatures lower than 20 C 68 F and decreased for temperatures higher than 25 C 77 F In order to maximize accuracy prior to a measurement follow the validation procedure to be sure that the instrument is properly calibrated If necessary calibrate the instrument GENERAL TI...

Страница 15: ...After the reagents are added the reacted sample is measured When the beeper sounds briefly and the LCD displays dashes the meter is ready The blinking ZERO indicates that the instrument needs to be zeroed first Fill the cuvette with 10 mL of unreacted sample up to the mark and replace the cap MEASUREMENT PROCEDURE Place the cuvette into the cuvette holder and ensure that the notch on the cap is po...

Страница 16: ... and detector icons will appear on the display depending on the measurement phase Add the content of one packet of HI93751 0 reagent replace the cap and shake gently the cuvette for 1 minute Remove the cuvette MEASUREMENT PROCEDURE Replace the cuvette into the cuvette holder and ensure that the notch on the cap is positioned securely into the groove ...

Страница 17: ... INTERFERENCES Color or suspended matter in large amounts will interfere suspended matter should be removed by previous filtration Organic matter in large amounts may impede the precipitation of barium sulfate Calcium as CaCO3 20000 mg L Chloride as Cl 40000 mg L Magnesium as MgCO3 10000 mg L Silica as SiO2 500 mg L Alternatively wait for 5 minutes and just press READ TIMER In both cases the lamp ...

Страница 18: ...te holder and ensure that the notch on the cap is positioned securely into the groove When the beeper sounds briefly and the LCD displays dashes the meter is ready The blinking ZERO asks for instrument zeroing Use the validation procedure to ensure that the instrument is properly calibrated Warning DonotvalidatetheinstrumentwithanystandardsolutionsotherthantheHannaInstruments CAL CheckTM Standards...

Страница 19: ...se At the end of the measurement the display will show the validation standard value The reading should be within specifications as reported in the CAL CheckTM Standard Certificate If the value is found out of the specifications please check that the cuvettes are free of fingerprints oil or dirt and repeat validation If results are still found out of specifications then recalibrate the instrument ...

Страница 20: ... calibration procedure The blinking ZERO asks for instrument zeroing Place the CAL CheckTM Standard HI96751 11 Cuvette A into the cuvette holder and ensure that the notch on the cap is positioned securely into the groove Note It is possible to interrupt calibration procedure at any time by pressing CAL CHECK or ON OFF keys Warning Do not calibrate the instrument with standard solutions other than ...

Страница 21: ...ckTM Standard HI96751 11 Cuvette B into the cuvette holder and ensure that the notch on the cap is positioned securely into the groove Press READ TIMER and the lamp cuvette and detector icons will appear on the display depending on the measurement phase Press ZERO CFM and the lamp cuvette and detector icons will appear on the display depending on the measurement phase CALIBRATION PROCEDURE ...

Страница 22: ... 08 2008 appears on the display or 01 01 2008 if the factory calibration was selected before In both cases the year number is blinking ready for date input CALIBRATION PROCEDURE After measurement the instrument will show for three seconds the CAL CheckTM Standard value DATE INPUT Press GLP to edit the desired year 2000 2099 If the key is kept pressed the year number is automatically increased When...

Страница 23: ...lly increased When the correct month has been set press ZERO CFM or READ TIMER to confirm Now the display will show the day blinking Press ZERO CFM to save the calibration date Note It is possible to change the editing from day to year and to month by pressing READ TIMER The instrument displays Stor for one second and the calibration is saved The instrument will return automatically to measurement...

Страница 24: ... display If no calibration was performed the factory calibration message F CAL will appear on the main display and the instrument returns to measurement mode after three seconds LAST CALIBRATION DATE Press READ TIMER to enter in the factory calibration restore screen The instrument asks for confirmation of user calibration delete FACTORY CALIBRATION RESTORE It is possible to delete the calibration...

Страница 25: ...hen the instrument is switched on The blinking ZERO means that a new zero has to be performed One fresh battery lasts for around 750 measurements depending on the light level The remaining battery capacity is evaluated at the instrument startup and after each measurement The instrument displays a battery indicator with three levels as follows 3 lines for 100 capacity 2 lines for 66 capacity 1 line...

Страница 26: ...kwise to close To replace the instrument s battery follow the steps BATTERY REPLACEMENT ACCESSORIES Reagent Set HI93751 01 Reagents for 100 tests HI93751 03 Reagents for 300 tests Other Accessories HI96751 11 CAL Check Standard Cuvettes 1 set HI740029P 9V battery 10 pcs HI731318 Cloth for wiping cuvettes 4 pcs HI731331 Glass cuvettes 4 pcs HI731335 Caps for cuvettes 4 pcs HI93703 50 Cuvette cleani...

Страница 27: ...ts first obtain a Returned Goods Authorization Number from the Customer Service Depart ment 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 Recommendations for Users Before using these products make sur...

Страница 28: ...na Instruments Inc Highland Industrial Park 584 Park East Drive Woonsocket RI 02895 USA www hannainst com Local Office Hanna Instruments USA 270 George Washington Highway Smithfield RI 02917 Phone 800 426 6287 Fax 401 765 7575 e mail tech hannainst com ...

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