Hanna Instruments HI97769 Instruction Manual Download | Manualshive

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INSTRUCTION MANUAL

HI97769

Anionic Surfactants

Photometer

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Summary of Contents for HI97769

Page 1: ...INSTRUCTION MANUAL HI97769 Anionic Surfactants Photometer ...

Page 2: ...g a Hanna Instruments product Pleasereadthisinstructionmanualcarefullybeforeusingthisinstrument This manual will provide you with the necessary information for correct use of this 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 Custome...

Page 3: ... OPERATIONS 11 6 1 METER VALIDATION CAL CHECK CALIBRATION 11 6 2 GLP 12 6 3 LOGGING DATA LOG RECALL 13 6 4 GENERAL SETUP 14 6 5 REAGENTS ACCESSORIES 16 6 6 CONTEXTUAL HELP 16 6 7 BATTERY MANAGEMENT 17 7 PHOTOMETER 18 7 1 PROPER USE OF DROPPER BOTTLE 18 7 2 GLASS VIAL CUVETTE PREPARATION 18 8 METHOD PROCEDURE 20 9 WARNING ERROR DESCRIPTIONS 24 10 BATTERY REPLACEMENT 26 11 ACCESSORIES 27 11 1 REAGEN...

Page 4: ...Cuvette A HI97769B CAL Check Cuvette B for Anionic Surfactants Cloth for wiping cuvettes 1 5V AA Alkaline batteries CAL Check standard certificate Instrument quality certificate Instruction manual Each HI97769 is delivered in a cardboard box and is supplied with Sample cuvette 2 pcs Sample cuvette cap 2 pcs Plastic stopper 2 pcs 1 5V AA Alkaline batteries Instrument quality certificate Instruction...

Page 5: ...tely and rinse with plenty of water If reagent contacts skin rinse the affected area thoroughly with water Avoid breathing released vapors Waste disposal For proper disposal of reagent kits and reacted samples contact a licensed waste disposal provider 3 ABBREVIATIONS mg L milligrams per liter ppm mL milliliter C degree Celsius F degree Fahrenheit EPA US Environmental Protection Agency GLP Good La...

Page 6: ...andwidth 8 nm Bandpass filter wavelength accuracy 1 0 nm Light detector Silicon photocell Cuvette type Round 24 6 mm diameter 22 mm inside Additional Specifications Auto logging 50 readings Display 128 x 64 pixel B W LCD with backlight Auto off After 15 minutes of inactivity 30 minutes before a READ measurement Battery type 1 5 V AA Alkaline 3 pcs Battery life 800 measurements without backlight En...

Page 7: ... at any time and apply a user calibration if necessary Hanna Instruments CAL Check cuvettes are made with NIST traceable standards The built in tutorial mode guides users step by step through the measurement process It includes all steps required for sample preparation the required reagents and quantities The HI97769 meter measures the anionic surfactants content in water samples in the 0 00 to 3 ...

Page 8: ...over Keypad Description The keypad contains 3 direct keys and 3 functional keys with the following functions Press the functional key to perform the function displayed above it on the LCD Press and hold to power off on Press briefly to return to the previous screen Press to access the menu screen Press to display the context sensitive help menu ...

Page 9: ...sorbed by atoms molecules or crystal lattices Photometric chemical analysis is based on specific chemical reactions between a sample and reagent to produce a light absorbing compound If pure absorption occurs the fraction of light 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 If al...

Page 10: ... luminous efficiency providing more light while using less power They also produce little heat which could otherwise affect electronic stability LEDs are available in a wide array of wavelengths whereas tungsten lamps have poor blue violet light output Improved optical filters ensure greater wavelength accuracy and allow a brighter stronger signal to be received The end result is higher measuremen...

Page 11: ...om direct sunlight by keeping them in the original packing Store between 5 and 30 C 41 to 86 F do not freeze To perform a CAL Check 1 Press CAL Check from measurement mode The Not Available message or the date time and status of the last CAL Check will be displayed on the screen 2 Press Check to start a new CAL Check Press the key at any time to abort the validation process 3 Use the functional ke...

Page 12: ... Cancel to return to the previous screen OUT OF SPECIFICATION A user calibration is not allowed the measured value is outside of the tolerance window Check the certified value expiration date and clean the outside of the cuvette Repeat the CAL Check procedure If this error continues contact your nearest Hanna Instruments Customer Service Center 6 2 GLP Press the key to enter the menu Use the funct...

Page 13: ... the key to enter the menu Use the functional keys to select Log Recall and press Select Use the functional keys to highlight a log and press Info to view additional information about the log From this screen Next and Previous can be used to view other logs Press Delete to erase logged data After pressing Delete a prompt on display is asking for confirmation Press No or the key to return to the pr...

Page 14: ...on 0 to 100 Press Modify to change the display s contrast Use the functional keys to increase or decrease the value Press Accept to confirm the value or the key to return to the Setup menu without saving the new value Date Time Press Modify to change the date and time Press the functional keys to highlight the value to be modified year month day hour minute or second Press Edit to modify the highl...

Page 15: ...tor is used on the measurement screen Language Press Modify to change the language Use the functional keys to select the desired language Press Accept to choose one of the languages installed Beeper Option Enable or Disable When enabled a short beep is heard every time a key is pressed A long beep alert sounds when the pressed key is not active or an error is detected Press the functional key to e...

Page 16: ... keytoenterthemenu UsethefunctionalkeystoselectReagents Accessories and press Select to access a list of reagents and accessories To exit press the key 6 6 CONTEXTUAL HELP The HI97769 offers an interactive contextual help mode that assists the user at any time To access the help screen press the key The instrument will display additional information related to the current screen To read all the av...

Page 17: ...nostic test was successful the meter is ready for use The battery icon on the LCD will indicate the battery status battery full battery below 10 replace the batteries soon battery is low replace the batteries with new ones To conserve battery the meter will turn off automatically after 15 minutes of inactivity If a zero reading has been done but not a read auto off time is increased to 30 minutes ...

Page 18: ...ure a Invert the glass vial a couple of times or for a specified time hold the glass vial in the vertical position Turn the glass vial upside down and wait for all of the solution to flow to the cap end then return the glass vial to the upright vertical position and wait for all of the solution to flow to the glass vial bottom This is one inversion The correct speed for this mixing technique is 10...

Page 19: ...ts remove such bubbles by swirling or by gently tapping the cuvette Do not let the reacted sample stand too long after reagent has been added For best accuracy respect the timings described in the method It is possible to take multiple readings in a row but it is recommended to take a new zero reading for each sample and to use the same cuvette for zeroing and measurement when possible Discard the...

Page 20: ...ial mode is disabled follow the measurement procedure below If the tutorial mode is enabled press Measure and follow the messages on the screen Fill the graduated glass vial with 25 mL of sample Note For improved accuracy the use of class A laboratory pipette is recommended Add 2 drops of HI95769A 0 Anionic Surfactants Reagent A and 2 drops of HI95769B 0 Anionic Surfactants Reagent B Replace the c...

Page 21: ... this period the chloroform layer separates from the aqueous layer the color of the aqueous layer will fade slightly while the chloroform layer will turn blue Remove the cap Remove the upper aqueous layer using the long plastic pipette do not remove the lower chloroform layer Add 15 mL of deionized water to the vial up to the 25 mL mark Add 2 drops of HI95769A 0 Anionic Surfactants Reagent A Inver...

Page 22: ... If the chloroform layer contains some aqueous drops hanging on the cuvette wall gently swirl or invert the cuvette It is important to transfer at least 7 mL of chloroform layer into the measurement cuvette thus up to 0 5 cm 1 4 below the 10 mL mark If the transferred volume is lower than 7 mL the accuracy of the test may be affected Please repeat the test waiting for longer than 2 minutes to allo...

Page 23: ...reading The instrument displays the result in mg L as SDBS INTERFERENCES Interference may be caused by Absorption particulate matter Cationic surfactants Strong oxidants Cl2 H2O2 S2O8 2 etc Sulfide cause negative interference Organic sulfates Sulfonates cause positive interference Highly buffered samples or with extreme pH may exceed the buffering capacity of the reagent pH should be adjusted betw...

Page 24: ...d the zero cuvettes are inverted Swap the cuvettes and repeat the measurement There is either too much light or the instrument can not adjust the light level Please check the preparation of the zero cuvette and that the sample does not contain any debris The meter is either overheating or its temperature has dropped too low to operate within published accuracy specifications The meter must be betw...

Page 25: ...he meter If the issue persists please contact Hanna Instruments technical support Battery level is too low for the meter to function properly Replace the batteries with new ones Tutorial mode has been enabled in the Setup menu Press Continue and follow the prompt on the screen Tutorial mode can be disabled in the Setup menu A critical error has occurred Restart the meter If the issue persists plea...

Page 26: ...s batteries follow these steps Turn the instrument off by pressing and holding the key Remove the battery cover by turning it counterclockwise Remove the old batteries replace them with three new 1 5V AA batteries Replace the battery cover turn it clockwise to close HI97769 ...

Page 27: ...e Description HI7101412 blue carrying case for HI977xx and 2 CAL Check cuvettes HI731318 cloth for wiping cuvettes 4 pcs HI731331 glass cuvette 4 pcs HI731336N cap for glass cuvette 4 pcs HI740220 25 mL graduated glass vial 2 pcs HI93703 50 cuvette cleaning solution 230 mL HI97769 11 CAL Check standards for Anionic Surfactants cuvette kit ...

Page 28: ...aste Hand them over to the appropriate collection point for recycling Ensuring proper product and battery disposal prevents potential negative consequences fortheenvironmentandhumanhealth Formoreinformation contactyourcity yourlocal household waste disposal service the place of purchase or go to www hannainst com RECOMMENDATIONS FOR USERS Before using this product make sure it is entirely suitable...

Page 29: ...required contact your local Hanna Instruments Office If under warranty report the model number date of purchase serial number engraved on the bottom of the meter and the nature of the problem If the repair is not covered by the warranty you will be notified of the charges incurred If the meter is to be returned to Hanna Instruments first obtain a Returned Goods Authorization RGA number from the Te...

Page 30: ...30 MAN97769 09 19 ...

Page 31: ...Hanna Instruments reserves the right to modify the design construction or appearance of its products without advance notice ...

Page 32: ...World Headquarters Hanna Instruments Inc Highland Industrial Park 584 Park East Drive Woonsocket RI 02895 USA www hannainst com MAN97769 Printed in ROMANIA ...

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