Hanna Instruments HI 96724C Instruction Manual Download

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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 96724C

Free & Total Chlorine

ISM

Summary of Contents for HI 96724C

Page 1: ...1 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 96724C Free Total Chlorine ISM...

Page 2: ...REPLACEMENT 22 ACCESSORIES 22 WARRANTY 23 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...

Page 3: ...otify your Dealer Each HI 96724 Ion Selective Meter is supplied complete with Two Sample Cuvets and Caps 9V Battery Tissue for wiping cuvets Instrument quality certificate Instruction Manual Rigid car...

Page 4: ...uments 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...

Page 5: ...n measurement mode after 1 hour of non use in calibration mode with last reading reminder Dimensions 192 x 102 x 67 mm 7 6 x 4 x 2 6 Weight 290 g 10 oz REQUIRED REAGENTS Code Description Quantity test...

Page 6: ...t at wavelength c molar concentration of the substance d optical path through the substance Therefore the concentration c can be calculated from the absorbance of the substance as the other factors ar...

Page 7: ...oming value into the desired measuring unit and to display it on the LCD The measurement process is carried out in two phases first the meter is zeroed and then the actual measurement is performed The...

Page 8: ...ion mode enables both validation and measurement Calibration mode may be entered by keeping CAL CHECK pressed for three seconds the CAL tag appears it enables calibration of the instrument GLP mode ma...

Page 9: ...rm a measurement Please check the preparation of the zero cuvet Light Low There is not enough light to perform a measurement Please check the preparation of the zero cuvet No Light The instrument cann...

Page 10: ...mum concentration indicates an over range condition The concentration of the sample is beyond the programmed range dilute the sample and re run the test c during calibration procedure Standard Low The...

Page 11: ...be at the same level of the 10 mL mark Proper use of dropper a to get good reproducible results tap the dropper on the table for several times and wipe the outside of the dropper with a cloth b always...

Page 12: ...permanently stained All the reaction times reported in this manual are referred to 20 C 68 F As a general rule of thumb they should be doubled at 10 C 50 F and halved at 30 C 86 F In order to maximize...

Page 13: ...trument needs to be zeroed first Fill the cuvet with 10 mL of unreacted sample up to the mark and replace the cap Place the cuvet into the cuvet holder and ensure that the notch on the cap is position...

Page 14: ...tioned securely into the groove Press READ and the lamp cuvet and detector icons will appear on the display depending on the measurement phase At the end of measurement the instrument directly display...

Page 15: ...bly develop the full amount of color or it may rapidly fade To resolve this neutralize the sample with diluted HCl or NaOH In case of water with hardness greater than 500 mg L CaCO3 shake the sample f...

Page 16: ...ent 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...

Page 17: ...5 to 77 0 F Turn the meter on by pressing ON OFF When the beeper sounds briefly and the LCD displays dashes the meter is ready Press and hold CAL CHECK for three seconds to enter calibration mode The...

Page 18: ...lay depending on the measurement phase After measurement the instrument will show for three seconds the Cal Check Standard value Note If the display shows STD HIGH the standard value was too high If t...

Page 19: ...tomatically increased When the correct year has been set press ZERO CFM or READ to confirm Now the display will show the month blinking Press GLP to edit the desired month 01 12 If the key is kept pre...

Page 20: ...on the secondary display LAST CALIBRATION DATE If no calibration was performed the factory calibration message F CAL will appear on the main display and the instrument returns to measurement mode aft...

Page 21: ...was displayed before auto shut off the value is displayed when the instrument is switched on The blinking ZERO means that a new zero has to be performed One fresh battery lasts for around 750 measure...

Page 22: ...e to close To replace the instrument s battery follow the steps ACCESORIES REAGENT SET HI93701 F 300testsFreeChlorine HI93701 T 300 tests Free and 100 tests Total Chlorine HI 93711 D3 DPD3 reagent for...

Page 23: ...ntained 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 ser...

Page 24: ...2 4 MAN96724 03 06 w w w h a n n a i n s t c o m...