Hanna-instruments HI 3512 Instrukcja Użytkownika

1Two ChannelspH/ORP/ISE,EC/TDS/NaCl/Resistivity,TemperatureBench MeterHI 3512Instruction Manualwww.hannainst.com

10OPERATIONAL GUIDEOPERATIONAL GUIDEOPERATIONAL GUIDEOPERATIONAL GUIDEOPERATIONAL GUIDEPOWER CONNECTIONPlug the 12 Vdc adapter into the power supply s

11Allow for the electrode to adjust and reading to stabilize (hourglasssymbol turns off).On the pH screen are displayed:• pH reading with the selected

123 cmORP MEASUREMENTSTo perform ORP measurements, connect an ORP electrode (see ACCESSORIESsection) to the instrument and turn it ON.If necessary, en

133 cmSubmerse the ISE electrode tip 3 cm (1¼”) into thesample to be tested and wait for the reading tostabilize.The ISE reading will be displayed al

14EC rangeThe conductivity range is from 0 to 400 mS/cm . The actual conductivityrange (the uncompensated conductivity) is up to 1000 mS/cm. Theinstru

15The EC, Resistivity and TDS scales are auto-ranging. The meter automaticallysets the scale with the highest possible resolution.By pressing Lock, th

16The conductivity of a solution with a specific electrolyte concentrationchanges with temperature. The relationship of the change in conductivityas a

17The conductivity of an aqueous solution is the measure of its ability tocarry an electrical current by means of ionic motion.The conductivity invari

18To enter User Calibration screen press CAL key while in pH/Rel mV/ISErange (pH channel) or EC/Salinity range (EC channel).From EC rangePress the co

19It is recommended to calibrate the instrument frequently, especially ifhigh accuracy is required.The pH range should be recalibrated:• Whenever the

2Dear Customer,Thank you for choosing a Hanna Instruments product.Please read this instruction manual carefully before using this instrument.This manu

20FIVE-POINT CALIBRATIONFIVE-POINT CALIBRATIONFIVE-POINT CALIBRATIONFIVE-POINT CALIBRATIONFIVE-POINT CALIBRATION• Immerse the pH electrode and the tem

21• When the reading is stable and close to the selected buffer, theConfirm function key is displayed.• Press Confirm to confirm calibration.• The cal

22FOUR, THREE or TWO-POINT CALIBRATION• Proceed as described in “FIVE-POINT CALIBRATION” section.• Press ESC after the appropriate accepted calibratio

23Wrong slopeThe calibration cannot be confirmed.The evaluated slope is less than the lowest accepted value (80% ofdefault slope).The evaluated slope

24Wrong old slopeAn inconsistency between new and previous (old) calibration is detected.Clear old calibration parameters and initiate calibration fro

25Use the ARROW keys to change the buffer value.Press Accept to accept new value or ESC to exit mode.Note: Custom buffer value can be adjusted within

26The instrument will display “Calibration Cleared” and the instrumentreturns to measuring mode.ELECTRODE CONDITIONThe display is provided with an ico

27Temperature has an effect on pH buffers. During calibration theinstrument will automatically calibrate to the pH value correspondingto the measured

28The relative mV value calibration may be used to perform a single pointcalibration with an ORP standard or remove the contribution of thereference e

29It is recommended to calibrate the instrument frequently, especially ifhigh accuracy is required.The ISE range should be recalibrated:• Whenever the

3PRELIMINARY EXAMINATIONPRELIMINARY EXAMINATIONPRELIMINARY EXAMINATIONPRELIMINARY EXAMINATIONPRELIMINARY EXAMINATIONThe HI 3512 instrument is state-of

30FIVE-POINT CALIBRATIONUse part of this procedure for 2, 3 or 4 pointcalibration. Press ESC.• Immerse the ISE electrode approximately 2 cm(¾”) into t

31• The calibrated value and the third expected standard value will bedisplayed.• After the second calibration point is confirmed, immerse the ISEelec

32ERROR SCREENSWrong standardThe calibration cannot be confirmed. Verify that the correct standard isselected.The message appears if mV input is out o

33It is recommended to calibrate the instrument frequently, especially ifhigh accuracy is required.The EC range should be recalibrated:• Whenever the

34• Press CAL from EC range to enter calibration mode.• Leave the probe in the air and press EC. The instrument will displaythe measured EC on the LCD

35• When the reading is stable and close to the selected standard, theConfirm functional key is displayed.• Press Confirm to confirm calibration.ERROR

36• Rinse the probe with some of the calibration solution or deionizedwater. Immerse the probe into HI 7037L solution. Tap the proberepeatedly to remo

37GLP is a set of functions that allows storage and retrieval of dataregarding the maintenance and status of the electrode.All data regarding pH, Rel

38Notes: • Buffers (standards) displayed in video inverse mode arefrom previous calibrations (pH and ISE range only).• The pH custom buffers are marke

39LAST EC CALIBRATION DATAThe last pH calibration data is stored automatically after a successfulcalibration.To view the EC calibration data, press GL

4• Extended temperature range on pH channel from –20 to 120 ºC(–4 to 248 ºF), using HI 7662-T interchangeable temperatureprobes.EC channel:• 7 memoriz

40SETUPSETUPSETUPSETUPSETUPSetup mode allows viewing and modifying the measurement parameters.These are general SETUP parameters for all the ranges an

41The following table lists the specific pH/ORP/ISE range parameters.Item Description Valid value DefaultCalibribration Number of days after Disable,

42GENERAL PARAMETER SCREENSBacklightFocus on the Backlight item.Press Modify.Use / keys to change the intensity then press Accept to confirm.Press

43Date/TimeFocus on the Date/Time item.Press Modify.Use / keys to select item.Use ARROW keys to change focused values.Press Accept to confirm new s

44LanguageFocus on the Language item.Use the desired function key to change the option. Wait until newlanguage is loaded. If language load fails the

45AutoEnd stabilityFocus on AutoEnd Stability item.Press one of the displayed function keys to select the AutoEnd stabilitycriteria.Three options are

46Instrument IDFocus on the Instrument ID item.Press Modify.Use ARROW keys to change the instrument ID.Press Accept to confirm or ESC to exit without

47First point modeFocus on the First Point Mode item.Press the displayed function key in order to change the option.First point mode refers to the be

48If Offset is set, after one point calibration the instrument evaluates theoffset and keeps the slopes unchanged.Custom BuffersFocus on the Custom Bu

49View Calibration PointsFocus on the View Calibration Points item.Press the displayed function key to change option.If option is enabled the calibra

51) Liquid Crystal Display (LCD)2) Function keys3) CHANNEL keys to toggle between channels (Ch1 - pH, Ch2 - EC)4) / keys to manually increase/decreas

50Focus on Charge/Slope item.Use ARROW keys in order to select the desired combination.If “None/-59.16“ is selected the slope of the probe can be cha

51If Standard was pressed.Use ARROW keys to focus on the desired electrode.Press Accept to confirm setting or ESC to exit.Press View to see probe para

52EC CHANNEL RANGE SPECIFIC PARAMETERSCalibration TimeoutFocus on the Calibration Timeout item.Press Modify.Use ARROW keys to set desired value.Press

53Select No TC in order to display actual conductivity (no temperaturecompensation).Select MTC in order to automatically compensate conductivity using

54Use ARROW keys to change the cell constant value.Press Accept to confirm or ESC to exit without changing.Note: If the cell constant value is modifie

55This feature allows the user to log pH, Rel mV, ISE, EC, TDS, NaCl orResistivity measurements. All logged data can be transferred to a PCthrough the

56Notes: • At Power Off the current lot is automatically closed.• If the 600 records space or 100 lots are reached, the “AutoLogspace is full” message

57If Delete is pressed.Use ARROW key to focus the record to be deleted and then pressConfirm.Press ESC to exit.If Delete All is pressed the instrumet

58All the instruments are factory calibrated for mV, EC and temperature.Hanna’s temperature probes are interchangeable and no temperaturecalibration i

59• Press CAL key on the pH range or on the EC range. The calibrationscreen is displayed. Press Temp function key to enter the temperaturecalibration

6Rear view10) ON/OFF switch.11) Power adaptor socket.12) USB connector.13) DIN connector for EC probe.14) BNC electrode connector for pH/ORP, ISE elec

60• Use the ARROW keys to set the calibration point value to that of thehot water.• When the reading is stable and close to the selected calibrationpo

61Data transmission from the instrument to the PC can be done with theHI 92000 Windows® compatible software (optional). HI 92000 alsooffers graphing a

62CHRxx Change the instrument range according with the parametervalue (xx):• xx=10 pH range/0.001 resolution on channel 1• xx=11 pH range/0.01 resolut

63• Resistivity, EC and temperature reading on theResistivity range• TDS, EC and temperature reading on the Resistivityrange• Salinity, EC and tempera

64• The unit of the second reading (1 char) (it is sentonly for Resistivity, TDS and Salinity ranges only). Itrepresents the unit of the EC reading (0

65• electrode condition, with sign (3 chars). The“-01” code means not calculated• ISE calibration data (if available) which contains:• the number of c

66sign and decimal point (6 chars)• Salinity calibration data (if available), which contains:• the number of calibrated standards (1 char always 1)• t

67encoding• 0x01 - beep ON (else OFF)• 0x02 - degrees Celsius (else Fahrenheit)• 0x04 and 0x08 - this 2 bits represent thetemperature compensation mod

68• the log interval (5 chars): the value is in seconds; forAutoEnd log the value sent is 11000• the log starting time, yymmddhhmmss (12 chars)GLDxyqq

69• For each record:• The number of the record (3 chars)• The reading status (1 char): R, O, U• The unit of the reading (2 chars): it is sent onlyfor

7SPECIFICATIONSSPECIFICATIONSSPECIFICATIONSSPECIFICATIONSSPECIFICATIONSegnaRHp0.02ot0.2–Hp00.02ot00.2–Hp000.02ot000.2–Vm0.0002±.cnoc01E99.9ot7-E00.1)F

70Notes: • “Err3” is sent if the Log on demand is empty.• “Err4” is sent if the requested parameter is not available.• “Err6” is sent if the requested

71The resistance of glass electrodes partially depends on the temperature. Thelower the temperature, the higher the resistance. It takes more time for

72PREPARATION PROCEDURERemove the electrode protective cap.DO NOT BE ALARMED IF ANY SALT DEPOSITS ARE PRESENT. This isnormal with electrodes and they

73For refillable electrodes:If the filling solution (electrolyte) is more than 2½ cm (1”) below the fillhole, add HI 7082 or HI 8082 3.5M KCl Electrol

74Follow the Storage Procedure above.pH CLEANING PROCEDURE• GeneralSoak in Hanna HI 7061 or HI 8061 GeneralCleaning Solution for approximately ½ hour.

75Rinse the probe with clean water after measurements. If more cleaningis required, remove the probe sleeve and clean the probe with a cloth ora nonab

76TROUBLESHOOTING GUIDETROUBLESHOOTING GUIDETROUBLESHOOTING GUIDETROUBLESHOOTING GUIDETROUBLESHOOTING GUIDESMOTPMYS MELBORP NOITULOSevissecxe/esnopser

77pH CALIBRATION SOLUTIONSHI 50004-01 pH 4.01 Buffer Solution, 20 mL sachet, 10 pcsHI 50004-02 pH 4.01 Buffer Solution, 20 mL sachet, 25 pcsHI 50007-0

78120 mm4.7"12 mm0.5"5 mm0.2"3 mm0.12"3.0 mm DIA0.12"HI 1083120 mm4.7"12 mm0.5""S" VERSIONHI 1053120 mm4.

7975 mm2.95"6 mm0.25""S" VERSIONHI 2031120 mm4.7"5mm0.2"5mm DIA0.2""S" VERSIONHI 1330HI 1131BGlass-body,

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80120 mm4.7"12 mm0.5"9.5mm DIA0.37"FC 220120 mm4.7"12 mm0.5"FC 21075 mm2.95"6 mm0.25"FC 200120 mm4.7"12 mm0.5&

81120 mm4.7"12 mm0.5"HI 4430"S" VERSION120 mm4.7"12 mm0.5"HI 3230"S" VERSION150 mm5.9"12 mm0.5""

82EXTENSION CABLE FOR SCREW-TYPE ELECTRODES(SCREW TO BNC ADAPTER)HI 7855/1 Extension cable 1 m (3.3') longHI 7855/3 Extension cable 3 m (9.9&ap

83RECOMMENDATIONS FOR USERSBefore using these products, make sure they are entirely suitable for theenvironment in which they are used.Operation of th

84Printed in EUROPE(ROMANIA) MAN3512 07/10Hanna Instruments Inc.Highland Industrial Park584 Park East DriveWoonsocket, RI 02895 USATechnical Support

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