Hanna Instruments HI 83749 Instruction Manual Download Page 51

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Summary of Contents for HI 83749

Page 1: ...INSTRUCTION MANUAL HI 83749 Turbidity Bentocheck...

Page 2: ...a Hanna Instruments product Please read this instruction manual carefully before using this meter This manual will provide you with the necessary information for correct use of this meter as well as...

Page 3: ...TTE 13 5 2 CUVETTE HANDLING 13 5 3 CUVETTE OILING 13 5 4 SAMPLING TECHNIQUE 13 5 5 REMOVING AIR BUBBLES 14 5 6 MEASUREMENT TIPS 14 6 CALIBRATION PROCEDURE 15 6 1 CALIBRATION 15 6 2 OUT OF CALIBRATION...

Page 4: ...HE TIME 38 12 6 SET THE DATE 39 12 7 SET THE TIME 40 12 8 SET INSTRUMENT ID 41 12 9 SET BAUD RATE 42 12 10 LCD BACKLIGHT 42 13 TAG INSTALLATION 43 14 LAMP REPLACEMENT 44 15 BATTERY MANAGEMENT 45 15 1...

Page 5: ...k reagent HI83749 0 and Silicone oil HI93703 58 One 1000 L automatic pipette with two tips and Instructions sheet Four 25 mL glass vials with caps One 1 mL syringe with two tips one Funnel Filter pape...

Page 6: ...g a final average value The AVG routine is particularly useful to measure samples with suspended particles with different dimensions The HI83749 has a user friendly interface with a large backlit LCD...

Page 7: ...le stainless steel can It is designed to withstand the harsh environments indoors or outdoors The number of tags that can be installed is practically unlimited because each tag has a unique identifica...

Page 8: ...red Trademark of MICROSOFT Corporation A light beam that passes through the sample is scattered in all directions The intensity and pattern of the scattered light is affected by many variables like wa...

Page 9: ...chever is greater Stray Light 0 05 NTU Light Source Tungsten filament lamp Light Detector Silicon Photocell Method Ratio Nephelometric Method Display 60 x 90mm backlit LCD Calibration Two three or fou...

Page 10: ...id 2 Cuvette holder 3 Backlit Liquid Crystal Display LCD 4 Splash proof keypad 5 Lamp connector 6 Lamp holder 7 Battery compartment 4 2 KEYPAD DESCRIPTION 8 ON OFF press to turn the instrument ON or t...

Page 11: ...er exit viewing log content 12 LOG CFM press to save a record or to confirm the selected option 13 SETUP DEL press to enter exit setup The DEL function is available in Log Recall mode to delete one or...

Page 12: ...indicator 4 Main LCD display 5 NTU measurement units When average or continuous mode is selected the NTU tag blinks for each new displayed value For conversions in other units see Measurement Units s...

Page 13: ...es in separate boxes or with separators between them to avoid scratches Whenever a cuvette is placed into the instrument it must be dry outside free of fingerprints or dirt Wipe it thoroughly with HI7...

Page 14: ...tte HI731341 1000 L For correct use of Hanna automatic pipette please follow the related Instruction Sheet In order to measure the exact volume of bentonite suspension with the 1 mL syringe push the p...

Page 15: ...point between 400 and 600 NTU 6 1 CALIBRATION Calibration can be performed in two three or four points To stop the calibration procedure press ON OFF button Turn the instrument ON by pressing ON OFF W...

Page 16: ...ing At the end of the reading the third calibration point 100 NTU and CAL P 3 is displayed If desired the value can be changed using the UP or DOWN keys Note Press CAL RCL to exit calibration The inst...

Page 17: ...ard cuvette from the meter and insert the 500 NTU standard cuvette into the holder Close the lid and press READ and the Lamp and Read Status indicator will blink again while making the reading At the...

Page 18: ...ssible to restore factory calibration by deleting last performed calibration To delete last calibration follow the next steps Enter the GLP feature by pressing GLP The date of the last calibration wil...

Page 19: ...the secondary LCD if selected in Setup menu Fill a clean dry cuvette with 10 mL of wine up to the mark taking care to handle the cuvette by the top Replace the cap Note To remove any fingerprints or d...

Page 20: ...l appear on the LCD Note to return to the normal measurement mode just press again the AVG key Press READ and will blink on the display After a few seconds the instrument displays the first reading Th...

Page 21: ...t time appears if selected in Setup menu Select the AVG mode by pressing the AVG key The AVG icon will appear on the display Fill a clean dry cuvette with 10 mL of wine up to the mark taking care to h...

Page 22: ...lue is the averaged reading At the end of the measurement the instrument directly displays turbidity in NTU This is T1 Record the value e g T1 Use the 1000 L automatic pipette to add exactly 1 mL of H...

Page 23: ...nd Read Status indicator turns off The final displayed value is the averaged reading of turbidity in NTU This is T2 Record the value If T2 T1 2 the wine can be considered stable Otherwise the wine nee...

Page 24: ...ntonite suspension of 2 5 Note Always use a bentonite suspension with the same wetting degree as the suspension that is used in production Use the 1 mL syringe to add 0 25 mL of bentonite suspension t...

Page 25: ...filter disc twice as shown in the figure Separate one side from the other three to form a cone Insert the folded filter disc in the funnel Decant off clear liquid and filter the treated wine from via...

Page 26: ...eady Select the AVG mode by pressing the AVG key The AVG icon will appear on the display Place the cuvette 1 into the instrument and close the lid Press READ and will blink on the display After a few...

Page 27: ...nstruction Sheet Replace the cap Invert several times to mix and wait for 1 minute Insert the cuvette into the instrument and close the lid Press READ and will blink on the display After a few seconds...

Page 28: ...by 100 the mL of 2 5 bentonite suspension that was added to the HANNA vial 0 25 mL for vial 1 0 50 mL for 2 0 75 mL for 3 and 1 00 mL for 4 Bentonite requirement in g hL mL of bentonite added with syr...

Page 29: ...d on the secondary LCD To read the ID code for the sampling location identification simply touch the iButton tag with the matching connector located on the back of the instrument see Connectors descri...

Page 30: ...mory record by record By keeping pressed the UP or DOWN keys the scrolling speed will increase The scrolling of the log is possible from any panel of the record except Delete last log and Delete all l...

Page 31: ...logged sample value is an over range reading the maximum value 1200 will be displayed blinking Note If the ID data are missing is displayed instead Measurement date in YYYY MM DD format Measurement t...

Page 32: ...ted the instrument goes immediately to the first panel of the previous record If the log becomes empty will be displayed for one second and the instrument will return to measurement mode Delete All Re...

Page 33: ...lable when in GLP menu Press READ to scroll through the GLP data The following GLP panels can be viewed The last calibration date in YYYY MM DD format If no calibration was performed the factory calib...

Page 34: ...ailable Delete calibration panel To delete calibration press SETUP DEL when the instruments displays the Delete calibration panel The user calibration will be deleted and the factory calibration will...

Page 35: ...ion of bentonite requirement for stabilization of the wine it can be useful to set a reference value and let the instrument automatically compare turbidity values When the display shows the first read...

Page 36: ...fference between T1 and T2 is less than 10 the instrument gives a beep of 1 second and displays alternating the turbidity value NTU and the difference If the difference between T1 and T2 is more than...

Page 37: ...t on in the Measurement mode the secondary display will show the reference value 12 3 SET EPA COMPLIANCE MODE When EPA compliance reading is on EPA message is displayed on the secondary LCD and the re...

Page 38: ...f press CAL RCL when set beeper panel is displayed The beeper status and the CFM tag will start blinking Press the UP or DOWN keys to set the beeper on or off Press LOG CFM to save the change The new...

Page 39: ...e stamp for each recorded value and to automatically store the last calibration date The current time can be displayed on the LCD when the instrument is in measurement mode To set the current date pre...

Page 40: ...save the new date The new date will be displayed on the LCD Alternatively press CAL RCL to exit without saving the changes 12 7 SET THE TIME To set the current time press CAL RCL when the Set time pan...

Page 41: ...ion together with the logged data By setting a different ID for each instrument it is possible to mix information from different turbidimeters into the same database To set the instrument ID press CAL...

Page 42: ...the Set baud rate panel is displayed The parameter value and the CFM tag will start blinking Press the UP or DOWN keys to select the new baud rate value Press LOG CFM to save the change The new select...

Page 43: ...tect the tag from direct rain Place the tag near a sampling point Fix it securely with the provided screws in such a way that the metallic iButton is easily accessible for reading the tag The number o...

Page 44: ...o L error message To replace the lamp follow the next steps Remove the battery lid Unscrew the lamp connection using a screwdriver Unlock the lamp and extract it by pulling it out from the lamp holder...

Page 45: ...off after 15 minutes of non use The backlight will be turned off after 25 seconds since the last key was pressed The battery life is measured each time the lamp is turned on and if the remaining batt...

Page 46: ...the correct polarity as indicated on the battery compartment Replace the cover and press it until it locks Warning Replace batteries only in a non hazardous area 15 2 USING AN AC ADAPTER In laborator...

Page 47: ...lid is not closed Close the lid If the error persists contact your nearest HANNA Customer Service Center no L Lamp broken or no light Check the optical system for obstructions Replace the lamp L Lo No...

Page 48: ...the instrument and the computer To use the USB protocol simply connect a regular USB cable between instrument and PC In both cases the PC must run the HI92000 application for successful data transfer...

Page 49: ...pcs HI740233 Filter paper type II 100 pcs HI740142P 1 mL graduated syringe 10 pcs HI740144P Tips for 1 mL syringe 10 pcs HI740234 Replacement lamp for EPA turbidimeter 1 pcs HI92000 Windows compatibl...

Page 50: ...se or store the meter in hazardous environments HI 83749 is warranted for two years against defects in workmanship and materials when used for its intended purpose and maintained according to instruct...

Page 51: ...Hanna Instruments reserves the right to modify the design construction or appearance of its products without advance notice...

Page 52: ...World Headquarters Hanna Instruments Inc Highland Industrial Park 584 Park East Drive Woonsocket RI 02895 USA www hannainst com MAN83749 Printed in ROMANIA...

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