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Hanna Instruments HI 96104C, Инструкция по эксплуатации, Страница: 23 / 27

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23

• Press 

RANGE/GLP/

 to edit the desired

month (01-12). If the key is kept pressed,
the month number is automatically
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 

RANGE/GLP/

 to edit the desired

day (01-31). If the key is kept pressed,
the day number is automatically increased.

Note:

It is possible to change the editing
from day to year and to month by
pressing 

READ/ /TIMER

.

• Press 

ZERO/CFM

 to save the calibration

date.

• The instrument displays 

“Stor”

 for one

second and the calibration is saved.

• The instrument will return automatically

to 

measurement mode by displaying

dashes on the LCD.

or

Содержание HI 96104C

Страница 1: ...1 Instruction Manual HI 96104C pH Chlorine and Cyanuric Acid ISM 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

Страница 2: ...UREMENT PROCEDURE 13 VALIDATION PROCEDURE 19 CALIBRATION PROCEDURE 21 GLP 24 BATTERY MANAGEMENT 25 BATTERY REPLACEMENT 25 ACCESSORIES 26 WARRANTY 27 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 All rights are reserved Reproduction in whole or in part is prohibited without the written consent o...

Страница 3: ...I 96104 Ion Selective Meter is supplied complete with Two Sample Cuvettes and Caps Two CAL CHECK standard cuvettes HI 96725 KIT 9V Battery Tissue for wiping cuvettes Instrument quality certificate Instruction Manual 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 ...

Страница 4: ...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 time it is placed into the measurement cell It is designed to fit a cuvette with a ...

Страница 5: ...s a red tint in the sample For Chlorine Adaptation of the USEPA method and Standard Method 4500 Cl G The reaction with reagents causes a pink tint in the sample For Cyanuric Acid Adaptation of the turbidimetric method The reaction between cyanuric acid and the reagent causes a white suspension in the sample Environment 0 to 50 C 32 to 122 F max 95 RH non condensing Battery Type 1 x 9 volt Auto Shu...

Страница 6: ...bance A Io intensity of incident light beam PRECISION AND ACCURACY Precisionishowcloselyrepeatedmeasurements agree with each other Precision is usually expressed as standard deviation SD Accuracy is defined as the nearness of a test result to the true value Although good precision suggests good accuracy precise results can be inaccurate The figure explains these definitions In a laboratory using a...

Страница 7: ...fixed by the diameter of the cuvette Then the light is spectrally filtered to a narrow spectral bandwidth to obtain a light beam of intensity Io or I The photoelectric cell collects the radiation I that is not absorbed by the sample and converts it into an electric current producing a potential in the mV range The microprocessor uses this potential to convert the incoming value into the desired me...

Страница 8: ...ds to enter calibration mode RANGE GLP this is a multi functional key In measurement mode press to change the parameter Press and hold for to enter GLP mode In calibration mode press to edit the date and time OPERATING MODES Measurement mode default operation mode enables both validation and measurement Calibration mode may be entered by keeping CAL CHECK pressed for three seconds the CAL tag appe...

Страница 9: ...e zero cuvette No Light The instrument cannot adjust the light level Please check that the sample does not contain any debris DISPLAY ELEMENTS DESCRIPTION 1 The measuring scheme lamp cuvette detector appears during different phases of zero or reading measurement 2 Error messages and warnings 3 The battery icon indicates the charge state of the battery 4 The hourglass appears when an internal check...

Страница 10: ...the programmed range dilute the sample and re run the test c during calibration procedure Standard Low The standard reading is less than expected Standard High The standard reading is higher than expected Cap error Appears when external light enters in the analysis cell Assure that the cuvette cap is present d other errors and warnings Inverted cuvettes The sample and the zero cuvette are inverted...

Страница 11: ...e amounts may cause interference therefore these should be removed by treatment with active carbon and by prior filtration For a correct filling of the cuvette the liquid in the cuvette forms a concavity on the top the bottom 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 ...

Страница 12: ...s recommended to take a new zero reading for each sample and to use the same cuvette for zeroing and measurement After the reading it is important to discard immediately the sample otherwise the glass might become 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 ord...

Страница 13: ...ng ON OFF The display briefly shows all tags on After startup the range identification number is displayed on the secondary LCD as P1 P2 P3 or P4 RANGE SELECTION Code Parameter P1 pH P2 Free Chlorine P3 Total Chlorine P4 Cyanuric Acid MEASUREMENT PROCEDURE To compensate the meter for the sample turbidity or color the measurement takes place in two phases First the meter is zeroed using the unreact...

Страница 14: ...er and ensure that the notch on the cap is positioned securely into the groove Press ZERO CFM and the lamp cuvette and detector icons will appear on the display depending on the measurement phase After a few seconds the display will show 0 0 The meter is now zeroed and ready for measurement Remove the cuvette and add 5 drops of the HI 93710 0 Phenol Red Indicator Replace the cap and shake gently t...

Страница 15: ...he display depending on the measurement phase After a few seconds the display will show 0 0 The meter is now zeroed and ready for measurement Remove the cuvette Add the content of one packet of HI 93701 0 reagent Replace the cap and shake gently for 20 seconds or 2 minutes in case of seawater analysis Replace the cuvette into the cuvette holder and ensure that the notch on the cap is positioned se...

Страница 16: ...sample with diluted HCl or NaOH Alternatively wait for one minute and just press READ TIMER In both cases the lamp cuvette and detector icons will appear on the display de pending on the measurement phase The instrument directly displays concentration in mg L of free chlorine on the Liquid Crystal Display TOTAL CHLORINE MEASUREMENT Fill the cuvette up to the mark with 10 mL of unreacted sample and...

Страница 17: ...ait for 2 minutes and 30 seconds and just press READ TIMER In both cases the lamp cuvette and detector icons will appear on the display depending on the measurement phase The instrument directly displays concentration in mg L of total chlorine on the Liquid Crystal Display INTERFERENCES Interference may be caused by Bromine Iodine Chlorine Dioxide Ozone Oxidized manganese and Chromium In case of w...

Страница 18: ...show 0 0 The meter is now zeroed and ready for measurement Fill a beaker up to the 25 mL mark with the sample add the content of one packet of HI 93722 0 reagent and swirl gently to mix This is the reacted sample Fill a second cuvette with 10 mL of the reacted sample up to the mark and replace the cap Place the second cuvette into the cuvette holder and ensure that the notch on the cap is position...

Страница 19: ...rwise erroneous results will be obtained Note The validation is performed only for the selected parameter For full validation of the instrument the following procedure must be performed for each parameter Turn the meter on by pressing ON OFF When the beeper sounds briefly and the LCD displays dashes the meter is ready Place the CAL CHECKTM Standard HI 96710 11 Cuvette A into the cuvette holder and...

Страница 20: ...ar on the display depending on the measurement phase 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 ...

Страница 21: ... the meter is ready Press and hold CAL CHECK for three seconds to enter calibration mode The display will show CAL during calibration procedure The blinking ZERO asks for instrument zeroing Place the CAL CHECKTM Standard HI 96710 11 Cuvette A into the cuvette holder and ensure that the notch on the cap is positioned securely into the groove Press ZERO CFM and the lamp cuvette and detector icons wi...

Страница 22: ...as too high If the display shows STD LOW the standard value was too low Verify that all CAL CHECKTM Standards Cuvettes A and B are free from fingerprints or dirt and that they are inserted correctly Then the date of the last calibration e g 01 08 2009 appears on the display or 01 01 2009 if the factory calibration was selected before In both cases the year number is blinking ready for date input P...

Страница 23: ... blinking Press RANGE GLP to edit the desired day 01 31 If the key is kept pressed the day number is automatically increased Note It is possible to change the editing from day to year and to month by pressing READ TIMER Press ZERO CFM to save the calibration date The instrument displays Stor for one second and the calibration is saved The instrument will return automatically to measurement mode by...

Страница 24: ... restore factory calibration Press and hold for three seconds RANGE GLP to enter GLP mode for the selected range Press READ TIMER to enter in the factory calibration restore screen The instrument asks for confirmation of user calibration delete Press ZERO CFM to restore the factory calibration or press RANGE GLP again to abort factory calibration restore The instrument briefly indicates donE upon ...

Страница 25: ...ent 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 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 ...

Страница 26: ...3722 03 Reagents for 300 cyanuric acid tests OTHER ACCESORIES HI96701 11 CAL CHECKTM Standard Cuvettes for Free Chlorine 1 set HI96710 11 CAL CHECKTM Standard Cuvettes for pH 1 set HI96711 11 CAL CHECKTM Standard Cuvettes for Total Chlorine 1 set HI96722 11 CAL CHECKTM Standard Cuvettes for Cyanuric Acid 1 set HI 710009 Blue rubber boot HI 710010 Orange rubber boot HI 721310 9V battery 10 pcs HI 7...

Страница 27: ...anty 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...

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