Hanna-instruments HI 121 Manuale Utente Pagina 1

1Instruction ManualpH/mV/ISE/TemperatureBench Meterswith Calibration CheckHI 121 & HI 123ONOFFLOGCHANNELCFMCALCalibration CheckHI 123pH / mV / ISE

10HI 121 AND HI 123SPECIFICATIONSEGNAR– Hp00.61ot00.2– Hp000.61ot000.2Vm9.999±Vm0002±mpp99991ot100.0)Fº0.842ot0.4–(Cº0.021ot0.02–NOITULOSERHp10.0Hp100

11POWER CONNECTIONPlug the 12 VDC adapter into the power supply socket.Notes: • These instruments use non volatile memory to retain the pH,mV, Ion, te

12• The instrument automatically defaults to pH or mV measurementmode, if a HANNA P type pH or ORP electrode is detected.• If no HANNA P type electrod

13The temperature can be adjusted with the ARROW keys or the numericalkeypad (from –20.0 ºC to 120.0 ºC or from –4.0 ºF to 248.0 ºF).Press NUM to chan

14Note: Press or from the left keypad to toggle between temperatureand absolute mV reading on the secondary LCD.The Relative mV reading is equal to

15Calibrate the instrument often, especially if high accuracy is required.The instrument should be recalibrated:• Whenever the pH electrode is replace

16All new calibrations will override existing stored calibration data, in a ±0.2pH window, at these calibration points. The slopes adjacent to the cal

17• The “ ” tag will blink on the LCD until the reading is stable.• When the reading is stable and close to the selectedbuffer, “CFM” tag blinks.• Pre

18CFM• After the third calibration point is confirmed, immerse the pH electrode and thetemperature probe approximately 4 cm (1½”) into the fourth buff

19If the existing stored calibration is full (five calibration points), theinstrument asks which buffer will be replaced by current buffer.Press the A

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

20The stored calibration history to used issue error and warning messagesduring calibration to help ensure the highest accuracy.As electrode aging is

21ELECTRODE CONDITION &ELECTRODE RESPONSE TIMEWhen using an appropriate HANNA BNC electrode with pin, the instrumentwill assess electrode conditio

22The electrode response is evaluated only when calibration has beenperformed using pH 7.01 or pH 6.86, pH 4.01 and pH 10.01 or pH 9.18buffers. When t

23For greatest accuracy, it is recommended to calibrate the instrument frequently.Due to electrode conditioning time, the electrode must be kept immer

24CFM• The calibrated value will be displayed on the primary LCD and thesecond expected standard solution on the secondary LCD.Note: The instrument wi

25GLP is a set of functions that allows storage and retrival of data regardingthe maintenance and status of the electrode.All data regarding pH, Rel m

26• The pH calibration offset.• The pH calibration slope (the GLP slope is the average of the calibrationslopes; the percentage is referred to the ide

27The fourth pH calibration buffer:The fifth pH calibration buffer:Notes: • The “OLd” message displayed beside the pH value means thatthis buffer was

28LAST ISE CALIBRATION DATALast ISE calibration data is stored automatically after a successful calibration.To view the ISE calibration data, press 2n

29LAST RELATIVE mV CALIBRATION DATALast Relative mV calibration data is stored automatically after a successfulcalibration.To view the Relative mV cal

3The Hanna HI 121 and HI 123 are professional bench meters with twoinput channels for pH, ORP (Oxidation Reduction Potential), ISE andTemperature meas

30Setup mode allows viewing and modifying the following parameters:• Calibration Alarm Time Out (pH channel only)• One-point calibration behaviour (pH

31If there is another item to be set (e.g. minutes), press MODE or /from the left keyboard. The other item will start blinking.Press the ARROW keys t

32Notes: • The custom buffers can be set only with 0.001 pH resolution.If 0.01 pH resolution is selected during calibration, thedisplayed custom buffe

33When in normal measurement mode:• If only “AL.LO” item is set, the instrument will beep when the readingis below alarm low value.• If only “AL.HI”

34This feature allows the user to log pH and Rel mV or ISE and Rel mVmeasurements, together with temperature automatically. All logged datacan be tran

35If the LOG space is full, “FULL LOC” message will be displayed on the LCDfor a few seconds with “LOG” tag blinking, and then ”FrEE 0” message.The in

36TEMPERATURE CALIBRATION(for technical personnel only)To stop autologging, press 2nd then AutoLOG key again, or simplyAutoLOG from the left keyboard.

37• If RCL mode was invoked while the instrument was in ISE channel: thelast ppm or Rel mV memorized reading on the primary LCD and thelot number on t

38AutoHOLDTo freeze the first stable reading on the LCD press 2nd then AutoHOLDkey, or simply AutoHOLD from the left keyboard while the instrument is

39A complete set of information based on the measured, set or recorded datacan be printed.Data can be printed on demand (for current reading in measur

4FUNCTIONAL DESCRIPTIONHI 1211) Left Keyboard2) ON switch3) OFF switch4) Right Keyboard5) Reference input socket for ISE channel6) BNC electrode conne

40• For ISE range:When in SETUP mode, the following information can be printed:• If 2nd then Print key are the firstkeys pressed after entering SETUPm

41• Press CFM to print the SETUPREPORT or CAL to escape withoutprinting.When in SETUP mode, if pressing CAL,then Print for a chosen parameter, ahelp p

42• For AutoLOG mode:Note: If selecting a different printing language, all data will be printed inthe selected language.START AUTOLOGInstr ID 0002L

43TEMPERATURE CALIBRATION(for technical personnel only)All the instruments are factory calibrated for temperature.Hanna’s temperature probes are inter

44mV CALIBRATION(for technical personnel only)• Press CFM to confirm. The instrument returns tomeasurement mode.Note: If the reading is not close to t

45PC INTERFACEData transmission from the instrument to the PC can be done with theHI 92000 Windows® compatible software (optional). HI 92000 alsooffer

46SET Is equivalent to pressing SETPRT Is equivalent to pressing PRINT (HI 123 only)CLR Is equivalent to pressing CLROFF Is equivalent to pressing OFF

47/MLPxxx Selects lot on pH channel./MLIxxx Selects lot on ISE channel.?DM Downloads the selected AutoLOG.LODPxxx Requests the xxxth pH record logged

48pH BUFFER TEMPERATUREDEPENDENCETemperature has an effect on pH. The calibration buffer solutions areaffected by temperature changes to a lesser degr

49ELECTRODE CONDITIONING& MAINTENANCEPREPARATION PROCEDURERemove the protective cap of the pH electrode.DO NOT BE ALARMED IF SALT DEPOSITS ARE PRE

5FUNCTIONAL DESCRIPTIONHI 1231) Left Keyboard2) ON switch3) OFF switch4) Right Keyboard5) Reference input socket for ISE channel6) BNC electrode conne

50For refillable electrodes:If the filling solution (electrolyte) is more than 2½ cm (1”) below the fill hole,add HI 7082 or HI 8082 3.5M KCl Electrol

51pH CLEANING PROCEDURE• General Soak in Hanna HI 7061 or HI 8061 GeneralCleaning Solution for approximately ½ hour.• Protein Soak in Hanna HI 7073 or

52PRINTER MAINTENANCE(HI 123 only)HI 123 instrument uses plain paper rolls 44 mm width. To insert a new paperroll, follow the procedure below:• For an

53TROUBLESHOOTING GUIDESMOTPMYS MELBORP NOITULOSevissecxe/esnopserwolS.tfird.edortceleHpytriD nipitedortceleehtkaoS03rofnoitulos1607IHnaelcnehtdnasetu

54SMOTPMYS MELBORP NOITULOSsyalpsidretemehTedortcelEytpme.elacsesnopseRatadhguonetoNetaulaveotelbaliava.emitesnopserehteromnoitarbilactaepeR.ylluferac

55Typical Electrode LifeAmbient Temperature 1 – 3 years90 ºC (194 ºF) Less than 4 months120 ºC (248 ºF) Less than 1 monthAlkaline ErrorHigh concentrat

56pH BUFFER SOLUTIONSHI 5016 pH 1.68 Buffer Solution, 500 mL bottleHI 5004 pH 4.01 Buffer Solution, 500 mL bottleHI 5068 pH 6.86 Buffer Solution, 500

57ORP PRETREATMENT SOLUTIONSHI 7091L Reducing Pretreatment Solution, 500 mL bottleHI 7092L Oxidizing Pretreatment Solution, 500 mL bottlepH ELECTRODES

58HI 1330PGlass-body, semimicro, single junction, refillable, combination pH electrode.Use: laboratory, vials.HI 1332PPlastic-body (Ultem®), double ju

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

61 234510 11 127698NUMResolutionISERelmVmVpHAutoLOGSETGLPAutoHOLDHI 121KEYBOARD ON THE LEFTShortcuts to alternate functions1) AutoHOLD key, to freeze

60Australia:Tel. (03) 9769.0666 • Fax (03) 9769.0699China:Tel. (10) 88570068 • Fax (10) 88570060Egypt:Tel. & Fax (02) 2758.683Germany:Tel. (07851)

7198765432RCLLOGMODECHANNELCFMCALCalibration CheckpH / mV / ISE MeterHI 121HI 121MAIN KEYBOARD ON THE RIGHT1) CAL key, to enter and exit/escape calibr

81 234510 11 127698NUMResolutionISERelmVmVpHAutoLOGPaperPrintAutoHOLDHI 123KEYBOARD ON THE LEFTShortcuts to alternate functions1) AutoHOLD key, to fre

9987654321LOGCHANNELCFMCALCalibration CheckHI 123pH / mV / ISE MeterHI 123MAIN KEYBOARD ON THE RIGHT1) CAL key, to enter and exit/escape calibration m