Hanna-instruments HI 4321 Manual do Utilizador

1www.hannainst.comHI 4321Conductivity/Resistivity/TDS/Salinity/TemperatureBench MeterInstruction Manual

10For each measurement mode (Conductivity, Resistivity, TDS or Salinity) the following display configurationsare available: Basic, Good Laboratory Pra

11GraphAccessing this option, the online graph with currently loggedvalues (Conductivity, Resistivity, TDS or Salinity vs. Seconds)could be displayed.

12Log HistoryAccessing this option, last logged records will be displayed on the LCD.The log history list also contains the appropriate conductivity /

13The System Setup menu allows the user to customize the user interface, consult the meter information, set theexternal serial communication interface

14To set the Beeper:• Use or to select the Beeper option.• Press and use or to highlight thedesired beeper associated event you want to modify

15To set the GLP data:• Use or to select the GLP Data option.• Press and use or to highlight thedesired option.• Press to edit the desired

16To set the Date & Time:• Use or to select the Date & Time option.• Press and use or to highlight thedesired option you want to modif

17LanguageThis option allows the user to choose the desired language for the userinterface.To select the Language:• Use or to select the Language o

18Meter InformationThis option provides general information about the instrument serialnumber (each instrument has an unique identification serial num

19ConductivityConductivityConductivityConductivityConductivity SETUP SETUP SETUP SETUP SETUPThe Conductivity Setup menu allows the user to set the par

2HI 4321 is warranted for two years against defects in workmanship and materials when used for theirintended purpose and maintained according to instr

20Load ProfileTo load the user customized profile:• Use or to select the Profile option.• Press and use or to highlight theLoad Profile option

21Reading ModeThis option allows the user to select between Direct, Direct/AutoHold,Direct/USP conductivity reading modes.To set the reading mode:• Us

22TemperatureFrom the Temperature menu the user can choose the temperaturesource and units, as well as the temperature compensation mode,reference tem

23Temperature CompensationThe user can choose from the following options: Linear - the meter will compensate automatically the conducti

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25Temperature UnitThe user can choose from the Celsius, Fahrenheit or Kelvin temperatureunits.To set the temperature unit:• Use or to highlight the

26Compensation Coefficient (only for linear temperature compensation)To set the compensation coefficient:• Use or to highlight the CompensationCoef

27Calibration PointsThe user can choose between Single Point and Multi Points calibration.To select the calibration points type:• Use or to highlig

28Set Reminder PeriodDaily reminder - the user can set the time from the day when the reminder is to appear.Periodic reminder - the user can set the

29UnitsThe user can select the desired measurement unit. The available optionsare: µS, mS or AutoRanging.• Use or to highlight the Units option.• P

3TABLE OF CONTENTSTABLE OF CONTENTSTABLE OF CONTENTSTABLE OF CONTENTSTABLE OF CONTENTSWARRANTY ...

30Sample IDThis option allows the user to give to the measured samples an identification number/name. Two Sample IDoptions are available: ID Increment

31LogThis option allows the user to edit the settings related to the logging feature, as following:Logging TypeThree logging types are available: Auto

32Sampling PeriodThis option allows the user to select the desired sampling period forautomatic logging.To set the sampling period:• Use or to high

33AlarmThis option allows the user to define two alarm limits for the measurements.Alarm StateThe following options are available: Disabled – the

34ResistivityResistivityResistivityResistivityResistivity SETUP SETUP SETUP SETUP SETUPThe Resistivity Setup menu allows the user to set the parameter

35Temperature - see Conductivity Setup section.UnitsThe user can choose between Ohm, KOhm, MOhm, AutoRangingmeasuring modes.To select the units:• Use

36TDSTDSTDSTDSTDS SETUP SETUP SETUP SETUP SETUPThe TDS Setup menu allows the user to set the parameters related to the TDS measurement.Accessing TDS S

37TDS factorUsing this option the user can set the TDS factor.• Use or to highlight the TDS Factor option.• Press to confirm your selection and us

38SalinitySalinitySalinitySalinitySalinity SETUP SETUP SETUP SETUP SETUPThe Salinity Setup menu allows the user to set the parameters related to sal

39Clear CalibrationAccessing this option, the existent salinity calibration (Percent Scale only) can be cleared.To clear calibration:• Use or to hi

4Remove the instrument from the packing material and examine it carefully to make sure that no damage hasoccurred during shipping. If there is any dam

40CONDUCTIVITY CALIBRATIONCONDUCTIVITY CALIBRATIONCONDUCTIVITY CALIBRATIONCONDUCTIVITY CALIBRATIONCONDUCTIVITY CALIBRATIONIt is recommended to calibra

41• Insert and rinse the probe in the first beaker in order to decontaminate it;• Insert the probe in the second beaker;• Tap the probe repeatedly to

42Make sure the instrument has been calibrated before taking conductivity measurements.DIRECT MEASUREMENTTo measure the conductivity of a sample using

43DIRECT/USP MEASUREMENTIn this measure mode the user can check for ultra pure water using the United States Pharmacopeia standard(USP <645>).Th

44Stage 3 - this is an off-line test.Test steps:• Take the water sample from the previous stage and increase its ionic strength for a pH measurement a

45Make sure the instrument has been calibrated on conductivity before taking resistivity measurements.DIRECT MEASUREMENTTo measure the resistivity of

46Make sure the TDS factor has been set before taking TDS measurements (see TDS Setup section).DIRECT MEASUREMENTTo measure the TDS of a sample using

47SALINITY CALIBRATIONSALINITY CALIBRATIONSALINITY CALIBRATIONSALINITY CALIBRATIONSALINITY CALIBRATIONSalinity calibration is a one-point procedure a

48Three measurement scales are available for salinity (Natural Sea Water Scale, Practical Salinity Scale andPercent Scale).NATURAL SEA WATER SCALE (UN

49PRACTICAL SALINITY SCALE (UNESCO 1978)PRACTICAL SALINITY SCALE (UNESCO 1978)PRACTICAL SALINITY SCALE (UNESCO 1978)PRACTICAL SALINITY SCALE (UNESCO 1

5HI 4321 DESCRIPTIONFRONT PANELREAR PANEL1) Liquid Crystal Display (LCD)2) Main Keyboard3) USB connector4) ON/OFF switch5) Power adapter socket6) RS23

50TEMPERATURE CALIBRATIONTEMPERATURE CALIBRATIONTEMPERATURE CALIBRATIONTEMPERATURE CALIBRATIONTEMPERATURE CALIBRATIONThe temperature user calibration

51This feature allows the user to log conductivity, resistivity, TDS, salinity and temperature. The loggingbehaviour is dependent on the Logging Type

52• Press to enter log interval edit menu and use or to adjust the logging start-stop time or the log sampling. Press to save the current val

53LOGGING MODE 3This logging mode can be used for any sample measurements. Bychoosing this logging mode, will be available in Measuremode.To log data

54• To stop the logging session, press .Notes: • For the automatic logging, if the maximum logging time (24h) has been reached, a warning pop-upwill b

55• Press to return to the previous menu.To delete lots:• Press while in Log Recall mode.• Press or to access delete or delete allmode. Otherwis

56PC INTERFACEPC INTERFACEPC INTERFACEPC INTERFACEPC INTERFACEData transmission from the instrument to the PC can be done with the HI 92000 Windows® c

57TROUBLESHOOTING GUIDETROUBLESHOOTING GUIDETROUBLESHOOTING GUIDETROUBLESHOOTING GUIDETROUBLESHOOTING GUIDESMOTPMYSMELBORPNOITULOSpusetautculfgnidaeR.

58ACCESSORIESACCESSORIESACCESSORIESACCESSORIESACCESSORIESCONDUCTIVITY BUFFER SOLUTIONSCONDUCTIVITY BUFFER SOLUTIONSCONDUCTIVITY BUFFER SOLUTIONS

59RECOMMENDATIONS FOR USERSBefore using these products, make sure they are entirely suitable for the environment in which they are used.Operation of t

6KEYBOARD DESCRIPTIONFUNCTION KEYSVIRTUAL KEYSThe upper row keys are assigned to the virtual keys placed on the bottom of the LCD, which allow you top

60SALES AND TECHNICAL SERVICE CONTACTSSALES AND TECHNICAL SERVICE CONTACTSSALES AND TECHNICAL SERVICE CONTACTSSALES AND TECHNICAL SERVICE CONTACTSSALE

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9POWER CONNECTIONPlug the 12 Vdc adapter into the power supply socket.Note: These instruments use non volatile memory to retain the meter settings, ev