Hanna-instruments HI 93414 Manuel d'utilisateur

1HI 93414Turbidity and Free/Total ChlorineMeterInstruction Manualwww.hannainst.com

108) ON/OFF, press to turn the instrument ON/OFF. If no key is pressed for more than15 minutes, the instrument automatically shuts off.9) RANGE s, pre

11DISPLAY DESCRIPTION1) Battery icon. When the instrument is powered by batteries, at the start of the instrument, theremaining battery life is displa

12SPECIFICATIONSTurbidityRange 0.00 to 9.99; 10.0 to 99.9 and 100 to 1000 NTURange selection AutomaticallyResolution 0.01 NTU from 0.00 to 9.99 NTU;0.

13OtherLight Source Tungsten filament lampLamp life greater than 100,000 readingsDisplay 60 x 90mm LCD with backlightLOG Memory 200 recordsSerial Inte

14GENERAL TIPS FOR AN ACCURATE MEASUREMENTCUVETTEThe cuvette is part of the optical system in all measurements. The light reaches the sample bypassing

15CUVETTE OILING (TURBIDITY only)Warning: For colorimetric measurements the cuvette should be completely free of any trace of oil.Do not use the oilin

16In order to index a cuvette follow the next steps:• Fill the cuvette with high quality water (<0.1NTU) up to the 10 mL mark.• Clean and oil the c

17In order to match multiple cuvettes follow the nextsteps:• Fill some cuvettes with high quality water(<0.1NTU) up to the 10 mL mark.• Clean and o

18• Open the instrument lid, slightly rotate the cuvette and take a new reading.• Repeat the last step for the second cuvette until the reading is wit

19APPLICATION OF VACUUMVacuum works by decreasing the atmospheric pressure. In this way the bubbles from the solutioncame out to the surface.Applicati

2TABLE OF CONTENTSWARRANTYWARRANTY ...

20HEATING THE SAMPLEUse of heat to remove air bubbles, although very effective in some cases, should be handled with carebecause it can alter the turb

21RANGE SELECTIONThe HI 93414 instrument has three measurement ranges:• Turbidity from 0.00 to 1000 NTU• Free chlorine from 0.00 to 5.00 mg/L• Total c

22MEASUREMENT PROCEDURETURBIDITY MEASUREMENTSTo take turbidity measurements, follow the nextsteps:• Turn the instrument ON by pressing ON/OFF.When das

23NORMAL MEASUREMENTThis type of measurement can be used for regular readings, when the sample is stable and normalaccuracy is required. In normal mea

24• Press READ/TIMER u to start the averagereading. The display will show blinking dashesand the icons for cuvette, detectors and lampwill appear duri

25FREE AND TOTAL CHLORINE MEASUREMENTTo take colorimetric measurements follow nextsteps:• Turn the instrument on by pressing ON/OFF.Assure that the co

26SINGLE SAMPLE READ• Remove the cuvette from the instrument.• Remove the cap.• Add the content of one packet of the specifictest reagent, for:Free Ch

27MULTIPLE SAMPLES READ• Place the second cuvette with the reactedsample into the holder and ensure that themark on the glass is matched with the mark

28CALIBRATION PROCEDURETURBIDIMETER CALIBRATIONHI 93414 has a powerful calibration function that compensates for lamp aging or changing. Thecalibratio

29TWO-POINT CALIBRATION• Turn the instrument ON by pressing ON/OFF.If you are not in turbidity range, first select therange. If you are in turbidity r

3PRELIMINARY EXAMINATIONPlease examine this product carefully. Make sure that the instrument is not damaged. If any damageoccurred during shipment, pl

30• Close the lid and press READ/TIMER u. Thedisplay will show blinking dashes and the iconsfor cuvette, detectors and lamp will appearduring measurem

31FOUR-POINT CALIBRATIONTo perform a four-point calibration, continue theprocedure with the following steps:• Remove the third standard cuvette.• Plac

32• If the calculated calibration coefficients areoutside a certain range the “CAL Err” messageis displayed.CALIBRATION DELETIONHI 93414 is factory ca

33• Turn the instrument on by pressing ON/OFF.Make sure that the instrument is in the free ortotal chlorine range (the desired one).• Press RANGE s to

34To calibrate one range follow next steps:• Turn the instrument ON by pressing ON/OFF.Make sure that the instrument is in the free ortotal chlorine r

35• Press and hold CAL/CHECK for 3 seconds toenter calibration. The LCD will show “CAL”tag and the parameter for which the calibrationis performed.•

36To delete last calibration, follow next steps:• Enter the GLP feature by pressing RCL/GLP for3 seconds. The date of the last calibration willbe disp

37LOGGINGLOGGINGThe log function is active only after a validmeasurement is obtained (no errors).• To log a value, press LOG/CFM when themeasurement r

38VIEW LOGGED DATAThe stored records can be viewed at any momentby pressing RCL/GLP. To return to normalmeasurement mode press RCL/GLP again.LOG SEARC

39• Measurement date in YYYY.MM.DD format.• Measurement time in hh:mm format.• Delete the last record panel (only for lastrecord).• Delete all records

4HI 93414 is a high accuracy, combined meter that benefits from Hanna’s years of experience asmanufacturer of analytical instruments.The HI 93414 succ

40• Press and hold RCL/GLP for 3 seconds toenter/exit GLP data consulting. Several functionsare available when in GLP menu.• Press READ/TIMER u to scr

41• Third calibration point - only for turbidimeterrange (if available).• Fourth calibration point - only for turbidimeterrange (if available).• Delet

42SETUPSetup mode allows viewing and modifying the instrument parameters.The blinking “CAL” tag during setup mode suggest to press CAL/CHECK for param

43SET BEEPERThe HI 93414 has a built in beeper that signals the tag read, the key press and the error conditions.The beeper can be selected to be ON o

44• To set the current date, press CAL/CHECK whenset date panel is displayed. The date format isYYYY.MM.DD. The last two digits of the yearvalue and “

45• Press the s or t keys to set the hour value.• Press LOG/CFM or READ/TIMER u to startediting the minutes. The minutes value willstart blinking.• Pr

46• To set the baud rate, press CAL/CHECK whenset baud rate panel is displayed. The parametervalue and “CFM” tag will start blinking.• Press the s or

47TAG INSTALLATIONThe tag is housed in a rugged metal that can withstand harsh environments. However, it is betterto protect the tag from direct rain.

48BATTERIES REPLACEMENTTo replace the batteries follow the next steps:• Press ON/OFF to turn OFF the instrument.• Open the batteries cover by pressing

49• Replace the cover and press it until it locks.• Turn the instrument ON.Warning: Replace batteries only in a non-hazardous area.USING AN AC ADAPTER

5TAG IDENTIFICATION SYSTEMHanna is the first manufacturer of analytical instruments that has decided to add the unique T.I.S.-Tag Identification Syste

50ERROR CODESHI 93414 has a powerful diagnostic system. The common errors are detected and reported foreasy diagnostic and maintenance.RORRE NOITPIRCS

51RECOMMENDATIONS FOR USERSBefore using this product, make sure that it is entirely suitable for your specific application andfor the environment in w

52Printed in ROMANIAMAN93414 04/13Hanna Instruments Inc.Highland Industrial Park584 Park East DriveWoonsocket, RI 02895 USATechnical Support for Cust

6TURBIDIMETERTurbidity of water is an optical property that causes light to be scattered and absorbed, rather thantransmitted. The scattering of the l

7MEASUREMENT UNITSMany methods were used to measure turbidity over the years. The Jackson Candle Turbidimeter wasused to measure turbidity as Jackson

8Therefore, the concentration “c” can be calculated from the absorbance of the substance as the otherfactors are known.Photometric chemical analysis i

9FUNCTIONAL DESCRIPTIONINSTRUMENT DESCRIPTION1) Cuvette Lid. Close the cuvette lid prior to start a measurement.2) Cuvette Holder. Insert the cuvette