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Instruction Manual

HI 93102

Multiparameter

Turbidity &

Ion Specific Meter

w w w. h a n n a i n s t . c o m

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Summary of Contents for HI 93102

Page 1: ...Instruction Manual HI 93102 Multiparameter Turbidity Ion Specific Meter www hannainst com ...

Page 2: ...ments as well as a precise idea of their versatility Ifyouneedadditionaltechnicalinformation donothesitatetoe mailus at tech hannainst com or view our worldwide contact list at www hannainst com HI 93102 is guaranteed for two years against defects in workmanship and materials when used for their intended purpose and maintained according to instructions This warranty is limited to repair or replace...

Page 3: ... standards according to regulatory requirements or personal experience is suggested Turbidity ranges are 0 00 9 99 NTU and 10 0 50 0 NTU HI 93102 complies with G L P Standards Good Laboratory Practice that is When switched on the LCD displays all segments display check Battery status is monitored during every measurement cycle warning the user if the batteries become weak In addition HI 93102 will...

Page 4: ...c can be calculated from the color intensity of the substance determined by the emitted radiation I An LED Light Emitting Diode emits radiation at a relatively narrow spectrum supplying the system with the intensity Io PRINCIPLE OF OPERATION 1 NTU 1 FTU TURBIDITY MODE HI 93102 has been designed to perform measurements according to the USEPA s 180 1 method and the Standard Method 2130B The instrume...

Page 5: ... sample The photoelectric cell collects the radiation I that is not absorbed by the sample and converts it into an electric current The microprocessor converts the value into the desired measuring unit and displays it on the LCD The measurement process is done in two phases setting the meter to zero and actual measurement The cuvette is an optical element and hence has an important role in the mea...

Page 6: ...t that is F CL tCL CY PH Id Br LFE tr and diagnostic or calibration modes such as d11 2 Fn 5c1 3 DATE Indicates that the upper level of LCD is showing the current date the date of last calibration or the date of logged measurement in memory 4 TIME Indicates that the upper level of LCD is showing the current time the time of last calibration or the time of logged measurement in memory 5 LOBAT Blink...

Page 7: ...0 e n i d o I L g m 5 2 1 o t 0 0 n o r I R L L g m 0 0 1 o t 0 0 0 H p 5 8 o t 9 5 n o i t u l o s e R y t i d i b r u T U T N 1 0 d n a 1 0 0 e n i m o r B L g m 1 0 0 l C e e r F 2 L g m 1 0 0 l C l a t o T 2 L g m 1 0 0 S Y C L g m 1 e n i d o I L g m 1 0 n o r I R L L g m 1 0 0 H p 1 0 y c a r u c c A y t i d i b r u T r e t a e r g r e v e h c i h w 5 r o U T N 5 0 e n i m o r B 3 L g m 8 0 ...

Page 8: ...e into the cuvette holder and ensure that the notch on the cap is positioned securely into the groove Press ZERO CURRENT TIME DATE RECALL To recall current TIME DATE press and hold the ALT and READ keys together The current time and an intermittent TIME will be displayed Release the keys Press and hold the ALT and READ keys again and the meter will show the current date together with an intermitte...

Page 9: ...ter will show SIP for a few seconds and then a zero indication For Cianuric Acid only add the content of one packet of HI 93722 reagent to a beaker filled up to the 25 mL mark with unreacted sample up to the 25 mL mark Stir gently to mix and then fill the cuvette up to 1 5 cm 3 4 below the rim with 10 mL of the reacted sample Replace the cap shake the cuvette and allow a few seconds for color to d...

Page 10: ...ore than once Press ALT and CAL until four dashes are displayed on the upper display and fn are shown in the lower part of the LCD Using the and keys select the number from 0 to 7 where the appropriate calibration data have been stored 12 3 6 9 30 1 5 cm Add the content of one packet of HI 93746 TPTZ reagent close the cylinder and agitate for 30 seconds Fill a cuvette with 10 mL of the reacted sam...

Page 11: ...will show four dashes on the upper and d 00 on the lower part of the LCD with the second 0 blinking Using the and keys change the lower row of the display to show d 21 Insert the previously prepared 50 NTU standard into the cuvette holder and make sure that the notch on the cap is positioned securely into the groove Press CALIBRATION Add the appropriate reagent into the blank sample cuvette Shake ...

Page 12: ...e holder and make sure that the notch is positioned securely into the groove Press the key The display will indicate SIP again The display will blink Lt for several seconds indicating that the LED is being adjusted for the turbidimetric channel Afterwards a sequence of numbers between 511 to 512 will appear on the upper part of the LCD indicating different levels of LED light intensity In approxim...

Page 13: ...point customized calibration To enter the colorimetric calibration mode press momentarily both the ALT and CAL keys The LCD will show four dashes and d00 After the second calibration point is memorized the unit will store the calibration data together with time and date in the EEPROM while intermittently indicating CAL and Stor for several seconds Subsequently the upper display will show indicatin...

Page 14: ...ion point is memorized the unit will store the calibration data time and date in the EEPROM while intermittently indicating CAL and Stor for several seconds Using the and keys set the lower part of the LCD to d 11 and then press the key The key is used as a toggle function in this mode and allows the user to select between USER USR or FACTORY FCT programmed functions Select the USER mode and press...

Page 15: ... 31 Calibrates span in colorimetric mode 40 Clears the logged memory The following diagnostic modes are reserved for authorized service technicians 00 Shows the Blank level in colorimetric mode 01 Shows the Sample level in colorimetric mode 02 Shows the Dark level in colorimetric mode 05 Shows the Ground voltage 06 Shows 5V on board level 07 Shows battery voltage level 08 Shows 1 23V reference vol...

Page 16: ... number and clean the buffer memory HI 93102 also reminds user if its memory is full TURNING THE LOG MODE ON OR OFF Enter the diagnostic mode by pressing ALT and CAL together Select mode 12 and press the key The display will show the current vacant lot together with LOG if the log mode is on Otherwise it will show if the log mode is off By pressing the key the meter toggles between the Log on and ...

Page 17: ...to their polarity The meter will store new settings in its non volatile memory and the display will flash diAG and Stor alternatively for several seconds USER SELECTABLE AUTO OFF The lot number will be reset to 00 automatically REVIEWING THE CURRENT LOT NUMBER To check the current vacant lot number while in log mode press ALT and together To clear the buffer press the ALT and CAL keys Select mode ...

Page 18: ...uring the zeroing procedure Check for scratches on the cuvette and ensure that sample is not excessively turbid Repeat the readings If the problem persists recalibrate the meter using deionized water in the diagnostic mode 31 see Calibration CAP Light intensity is high during last measurement Make sure the cuvette is capped and placed properly in the holder and that ambient light does not reach th...

Page 19: ...a Instruments Inc Highland Industrial Park 584 Park East Drive Woonsocket RI 02895 USA Technical Support for Customers Tel 800 426 6287 Fax 401 765 7575 E mail tech hannainst com www hannainst com Local Sales and Customer Service Office ...

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