Hanna Instruments Pool Line HI987134 Instruction Manual Download Page 20 | Manualshive

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20

MEASUREMENT PROCEDURE

3. The final averaged result is displayed in FNU.

Range & Units

HI987134

automatically selects the correct range for highest accuracy. If the measured value is higher

than 1000 FNU (over range), the maximum value is displayed blinking.

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Summary of Contents for Pool Line HI987134

Page 1: ...INSTRUCTION MANUAL HI987134 ISO Portable Turbidity Meter with Fast Tracker ...

Page 2: ...anna Instruments product Please read this instruction manual carefully before using this instrument 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 Cus...

Page 3: ...PLAY 11 8 4 KEYPAD 12 8 5 BEEPER 12 8 6 LCD BACKLIGHT 12 9 GENERAL TIPS FOR ACCURATE MEASUREMENTS 13 9 1 CUVETTE PREPARATION 13 9 2 SAMPLING TECHNIQUE 16 9 3 REMOVING AIR BUBBLES 16 10 MEASUREMENT PROCEDURE 18 11 CALIBRATION 21 11 1 FORMAZIN PREPARATION 21 11 2 CALIBRATION PROCEDURE 22 11 3 OUT CAL RANGE FUNCTION 24 11 4 CALIBRATION ERRORS 24 11 5 DELETE CALIBRATION 24 12 LOGGING 25 12 1 LOGGING A...

Page 4: ...NSTALLATION 32 16 LED REPLACEMENT 32 17 BATTERY MANAGEMENT 33 17 1 BATTERY REPLACEMENT 33 17 2 USING AN AC ADAPTER 34 18 PC INTERFACE 34 19 ERROR CODES 35 20 ACCESSORIES 36 CERTIFICATION 37 RECOMMENDATIONS FOR USERS 37 WARRANTY 38 ...

Page 5: ...s HI98713 11 Calibration cuvette 4 pcs HI93703 58 Silicone oil HI920005 Tag holders with tags 5 pcs Cloth for wiping cuvettes 1 5V AA alkaline batteries 4 pcs AC Adapter Instrument quality certificate Instruction manual Note Save all packing material until you are sure that the instrument works correctly Any damaged or defective item must be returned in its original packing material with the suppl...

Page 6: ...tor Silicon photocell Cuvette type Round 25 mm Method Adaptation of ISO 7027 ratio method with a scattered light detector 90 and a transmitted light detector 180 Display 60 x 90 mm LCD with backlight Standards 0 1 15 100 and 750 FNU Calibration Two three four point calibration LOG memory 200 records Serial interface RS232 and USB 1 1 Environment 0 to 50 C 32 to 122 F max 95 RH non condensing Power...

Page 7: ...eadings Main Features Complete GLP function Logging memory up to 200 measurements Fast Tracker Tag Identification System T I S makes data collecting and management simpler for advanced field applications Splashproof Calibration using supplied or user defined standards Data can be downloaded to a PC through the RS232 or USB ports Large easy to read LCD display Battery indicator Auto shut off featur...

Page 8: ...llows users to record the time and location of a specific measurement or series of measurements Each iButton tag contains a computer chip with a unique identification code encased in stainless steel After a measurement is logged the instrument asks for tag identification Users need to touch the iButton with the matching connector on the meter to identify and authenticate logging iButton s serial n...

Page 9: ...TRANSMITTED LIGHT DETECTOR The optical system and measuring technique allow the compensation of LED intensity fluctuations minimizing the need of frequent calibrations 6 1 LOW TURBIDITY MEASUREMENTS The lower detection limit of a turbidimeter is determined by the so called stray light Stray light is the light detected by the sensors that is not caused by light scattering from suspended particles H...

Page 10: ...TERY COVER REMOVED 1 Cuvette lid Lid must be closed during measurement 2 Cuvette holder Cuvette mark and holder mark must be aligned when inserting the cuvette into the holder 3 Liquid Crystal Display LCD 4 Keypad 5 LED connector 6 Infrared LED replaceable LED replacement requires a screwdriver 7 Battery lid ...

Page 11: ...3 LCD DISPLAY 1 2 3 4 5 6 7 8 1 Battery indicator displayed blinking when batteries are depleted and need to be replaced 2 Stability indicator displayed during internal checkup 3 Measurement icon shows the measuring scheme of the instrument 4 LED icon displayed when the LED is turned on 5 First LCD line measurement line message area 6 Measurement unit When in average or continuous mode the FNU tag...

Page 12: ... setup When in Log Recall used to delete one or all records When in GLP used to delete user calibration 6 RCL key press to enter or exit logged data 7 LIGHT key press to turn ON OFF the backlight 8 LOG CFM key press to store the log records or to confirm the selected option 9 READ key press to start a measurement Press and hold to make a continuous measurement When in Log Recall used to view speci...

Page 13: ...storage For long term storage cuvettes should be stored with caps on in separate boxes or with separators between them to avoid scratches When handling the cuvettes only the cap or the top side over the horizontal line should be touched Preparation Only use clean cuvettes When inserted it must be dry outside completely free of fingerprints or dirt If the cuvette is not indexed position the cuvette...

Page 14: ...e with the factory mark aligned with the mark on top of the instrument To further reduce the effect of glass imperfections the cuvette can be indexed For indexing a cuvette or matching multiple cuvettes enter continuous reading mode When in continuous reading mode keep READ pressed for successive readings to be taken without turning the LED off After a first reading has been taken unscrew the cuve...

Page 15: ... on the thicker white band on top of the cuvette 1 2 3 1 7 Insert the second cuvette into the instrument and take a reading 8 Open the lid slightly rotate the cuvette and take a new reading 9 Use a water resistant pencil to mark this position on the thicker white band on top of the cuvette 2 2 10 Repeat steps 7 and 8 for the second cuvette until the reading is within 0 01 FNU of the value obtained...

Page 16: ...ch method can alter the sample turbidity if misused Use with caution Vacuum Application Vacuum application is a simple procedure that works by decreasing the atmospheric pressure and pulling the trapped air bubbles to the surface A syringe and a rubber stopper can be used as equipment for vacuum degassing Notes Ensure the equipment is clean and oil free The method is not recommended for viscous sa...

Page 17: ...nd then measure the sample turbidity If not sure that all air bubbles were removed apply ultrasonic waves again for a short period of time and then measure the sample turbidity Repeat this procedure until the turbidity is increasing instead of decreasing indicating that sample turbidity has been altered For a correct procedure 1 Fill a clean cuvette with sample and immerse 1 2 to 2 3 part into an ...

Page 18: ...selected in Setup the current time is displayed on the second LCD line 2 Fill a clean dry cuvette with 10 mL of sample up to the mark Handle the cuvette by the top 3 Replace the cap 4 Wipe the cuvette thoroughly with a lint free cloth to remove any fingerprints dirt or water spots 5 Oil the cuvette and wipe with a lint free cloth Note Oiling the cuvette is essential for low turbidity values 1 FNU ...

Page 19: ...econd 1 Keep READ pressed until the desired number of measurements are taken The display will show blinking dashes and the icons for cuvette detectors and LED will appear When a new value is displayed the cuvette icon and the measurement unit are briefly displayed blinking 2 The last reading value remains displayed after the READ key is released Averaged Measurement Used for unstable samples that ...

Page 20: ...3 The final averaged result is displayed in FNU Range Units HI987134 automatically selects the correct range for highest accuracy If the measured value is higher than 1000 FNU over range the maximum value is displayed blinking ...

Page 21: ...and dilute to 100 mL in a volumetric flask Warning Hydrazine sulfate is a carcinogen reagent Handle with care Avoid inhalation ingestion or skin contact Formazin solution can also contain some hydrazine traces Solution II Dissolve 10 000 grams of hexamethylenetetramine CH2 6N4 in distilled deionized water and dilute to 100 mL in a volumetric flask Stock solution Mix 10 mL Solution I and 10 mL Solu...

Page 22: ...0 1 FNU standard cuvette into the holder and ensure that the cuvette mark is aligned with mark on top of the instrument 4 Close the lid and press READ The display will show blinking dashes and the icons for cuvette detectors and LED will appear during measurement Alternatively press LOG CFM to skip the first point 5 The second calibration point 15 0 FNU is displayed on the first line CAL P 2 on th...

Page 23: ...he display will show blinking dashes and the icons for cuvette de tectors and LED will appear during measurement At the end of the measurement the fourth calibration point 750 FNU is displayed on first LCD line CAL P 4 on second LCD line with READ tag blinking 15 FNU 100 FNU 4 Press CAL to exit calibration or continue to Four Point Calibration procedure The instrument memorizes the three point cal...

Page 24: ...king CAL tag each time measurements are taken outside the calibration range 11 4 CALIBRATION ERRORS LO or HI message indicates that the read value is too far from the set value CAL Err message indicates that calculated calibration coefficients are outside a certain range 11 5 DELETE CALIBRATION HI987134 is factory calibrated To delete the last performed calibration 1 Press GLP The date of last cal...

Page 25: ...store the record without the tag ID code 3 If the tag is read successfully the instrument beeps once displays the tag s unique hexadecimal code and stores the data It then returns to measurement mode Notes Ifthetagisnotreadwithin20seconds theloggingprocedureiscancelled Ameasurement can be stored only once An over range value can also be stored 12 2 VIEWING LOGGED DATA 1 Press RCL key to view logge...

Page 26: ...umber If the logged sample value exceeds accepted range the maximum value 1000 is displayed blinking Hexadecimal tag string for the sampling location ID Dashes are displayed if ID data is missing Measurement date in YYYY MM DD format and measurement time in hh mm format Deleting Last Record To free more space 1 Press SETUP DEL while in delete last records panel 2 Press LOG CFM to confirm or READ t...

Page 27: ...us record s first panel After deletion dashes are displayed briefly and the instrument returns to idle mode 12 3 LOGGING WARNINGS LOG tag displayed blinking during logging indicates less than 10 available records LoG FULL displayed briefly indicates log memory if full The instrument returns to measurement mode without storing a new record To store a new record delete one or more records ...

Page 28: ...e last calibration in YYYY MM DD format If no calibration was performed the factory calibration message F CAL is displayed The time of the last calibration in hh mm format First calibration point 0 00 FNU if skipped or the actual read value e g 0 01 FNU Second third and forth calibration point if available Delete calibration panel To delete user calibration and restore factory calibration when in ...

Page 29: ...ave Alternatively press CAL to exit without saving Time Hour Minutes Options Show or Hide 1 Press CAL when show hide time panel is displayed Status and CFM tag are displayed blinking 2 Press GLP AVG keys to set desired option 3 Press LOG CFM to save Alternatively press CAL to exit without saving the changes Date Options year month day The instrument s internal RTC clock is used to generate a uniqu...

Page 30: ... 4 Press LOG CFM to save Alternatively press CAL to exit without saving the changes Instrument ID The instrument ID is a user assigned four digit number It is attached to the logged data downloaded by the PC application Each instrument can be assigned a different four digit number 1 Press CAL in set instrument ID panel Default ID is 0000 Current ID value and CFM tag are displayed blinking 2 Press ...

Page 31: ...inactive To successfully communicate with the PC the same baud rate must be selected on the instrument and in the PC application 1 Press CAL in set baud rate panel Parameter value and CFM tag blink 2 Press GLP AVG keys to select the new baud rate value 3 Press LOG CFM to save Alternatively press CAL to exit without saving the changes ...

Page 32: ... no limit to the number of tags that can be installed Additional tags can be ordered HI920005 five tag holders with tags 16 LED REPLACEMENT In case of LED failure no L error message is displayed Replace the LED and recalibrate the meter 1 Remove the battery cover 2 Unscrew the LED connection using a screwdriver 3 Unlock the LED and pull it out from the LED holder handler 4 Place the new LED in the...

Page 33: ...ure 3500 normal measurements To further preserve battery life Use normal instead of averaged measurements Use continuous measurements with caution as they keep the LED on Instrument automatically turns off after 15 minutes of non use Backlight automatically turns off after 25 seconds of non use 17 1 BATTERY REPLACEMENT 1 Turn off the instrument 2 Open the batteries cover by pressing the locking cl...

Page 34: ... the batteries 18 PC INTERFACE To fully use the instrument tag identification system function measured data has to be transferred to a PC via the HI92000 PC application The PC compatible software is available for download at http software hannainst com Select the product code and click Download Now After download is complete use the setup exe file to install the software Both RS232 or USB connecti...

Page 35: ...eset EEPROM by pressing simultaneously GLP AVG keys CAP Lid is open Close the lid If error persists return the instrument no L Broken lamp or no light Replace the lamp Check optical system for obstructions L Lo Not enough light Check the optical system for obstructions LO Standard used for current calibration point is too low Check and use correct standard HI Standard used for current calibration ...

Page 36: ... wiping cuvettes 4 pcs HI731331 Glass cuvette 4 pcs HI731335N Cap for cuvette 4 pcs HI740027P 1 5V AA battery 12 pcs HI7402341 Replacement LED for HI88713 HI987134 1 pcs HI92000 Windowscompatible software Free to download from http software hannainst com HI920005 Tag holders with tags 5 pcs HI920011 5 to 9 pins RS232 connection cable HI93703 50 Cuvette cleaning solution 230 mL HI93703 58 Silicone ...

Page 37: ...em over to the appropriate collection point for recycling Ensuring proper product and battery disposal prevents potential negative consequences for the environment and human health For more information contact your city your local 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 f...

Page 38: ... is required contact your local Hanna Instruments Office If under warranty report the model number date of purchase serial number 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 instrument is to be returned to Hanna Instruments first obtain a Returned Goods Authorization RGA number from the Technical Service department ...

Page 39: ...Hanna Instruments reserves the right to modify the design construction or appearance of its products without advance notice ...

Page 40: ...World Headquarters Hanna Instruments Inc Highland Industrial Park 584 Park East Drive Woonsocket RI 02895 USA www hannainst com MAN987134 Printed in ROMANIA ...

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