Hanna-instruments HI 2221 Bedienungsanleitung

1Instruction ManualHI 2221 HI 2223pH/mV/ºCBench Meterswith CalibrationCheckwww.hannainst.com

10PROCEDUREPROCEDUREPROCEDUREPROCEDUREPROCEDURECalibration can be performed at up to five points. For accuratemeasurements a three point calibration i

11• When the reading is stable and close to the selected buffer, the“CFM” tag will blink and if enabled, an audible signal will sound.• Press the CFM

12• After the third calibration point is confirmed, submerse the pH electrodeand the temperature probe approximately 3 cm (1¼”) into the nextbuffer so

13Notes: • To clear calibration parameters for all uncalibrated buffersstarting with current buffer, press CLR. The calibrationwill continue from the

14The stored calibration history to used issue error and warning messagesduring calibration to help ensure the highest accuracy.As electrode aging is

15Replace the electrode.BUFFER TEMPERATUREBUFFER TEMPERATUREBUFFER TEMPERATUREBUFFER TEMPERATUREBUFFER TEMPERATUREThis message appears if the temperat

16When using an appropriate HANNA P Type BNC electrode with pin,HI 2221 and HI 2223 will assess electrode condition and response timeduring each calib

17pppppH BUFFER TEMPERATUREH BUFFER TEMPERATUREH BUFFER TEMPERATUREH BUFFER TEMPERATUREH BUFFER TEMPERATUREDEPENDENCEDEPENDENCEDEPENDENCEDEPENDENCEDEP

18GLP is a set of functions that allows the storage and retrieval of dataregarding the maintenance and status of the electrode.All data regarding the

19••••• The pH calibration offset.••••• The pH calibration slope in mV/pH normalized to 25 °C (thepercentage is referred to the ideal value of 59.16 m

2TABLE OF CONTENTSTABLE OF CONTENTSTABLE OF CONTENTSTABLE OF CONTENTSTABLE OF CONTENTSWARRANTY ...

20• If “no bUF” message appears on the LCD, the instrument informsyou that the calibration was performed with less than five buffers.• Calibration Exp

21Up to 100 (HI 2221) or 500 (HI 2223) logged samples can be stored inmemory.LOGGING THE CURRENT DATALOGGING THE CURRENT DATALOGGING THE CURRENT DATAL

22Press the RCL key to return to measurement mode.Use the ARROW keys to scroll through the stored records:Press the RANGE key to view additional data:

23LOGRCLPress the ARROW keys to change the selected record.To delete all records press the SETUP key, “ALL” tag will appear onthe secondary LCD.Press

24Setup mode allows viewing and modification of the following parameters:• Calibration Expiration Alarm• One-point Calibration Behavior• pH Resolution

25Press CFM to save the behavior for one-point calibration.Press CAL to escape without saving.pH RESOLUTION (HI 2223 only)pH RESOLUTION (HI 2223 only)

26Press the RANGE key. The day will start blinking.Press the ARROW keys to change the day.Press the CFM key to save the modified value or press the CA

27TEMPERATURE CALIBRATIONTEMPERATURE CALIBRATIONTEMPERATURE CALIBRATIONTEMPERATURE CALIBRATIONTEMPERATURE CALIBRATION(((((for technical personnel only

28• When the reading is stable and close to theselected calibration point, “READY” tag willappear and “CFM” tag will blink.• Press CFM to confirm. The

29 mmmmmV CALIBRATIONV CALIBRATIONV CALIBRATIONV CALIBRATIONV CALIBRATION(for technical personnel only)All the instruments are factory calibrated

3PRELIMINARY EXAMINATIONPRELIMINARY EXAMINATIONPRELIMINARY EXAMINATIONPRELIMINARY EXAMINATIONPRELIMINARY EXAMINATIONRemove the instrument from the pac

30PC INTERFACEPC INTERFACEPC INTERFACEPC INTERFACEPC INTERFACEData transmission from the instrument to the PC can be done with theHI 92000 Windows® co

31The instrument will answer for these commands with:<STX> <answer> <ETX>where: <STX> is 02 ASCII code character (start of tex

32• Temperature reading - 8 ASCII chars, with sign andtwo decimal points, always in ºC.MDR Requests the instrument model name and firmware code(16 ASC

33NSL Requests the number of logged samples (4 chars).LODxxx Requests the xxxth record logged data.LODALL Requests all Log on demand data.The answer s

34PREPARATION PROCEDUREPREPARATION PROCEDUREPREPARATION PROCEDUREPREPARATION PROCEDUREPREPARATION PROCEDURERemove the protective cap of the pH electro

35For refillable electrodes:For refillable electrodes:For refillable electrodes:For refillable electrodes:For refillable electrodes:If the filling sol

36CLEANING PROCEDURECLEANING PROCEDURECLEANING PROCEDURECLEANING PROCEDURECLEANING PROCEDURE• General Soak in Hanna HI 7061 or HI 8061 General Cleanin

37TROUBLESHOOTING GUIDETROUBLESHOOTING GUIDETROUBLESHOOTING GUIDETROUBLESHOOTING GUIDETROUBLESHOOTING GUIDESMOTPMYSMELBORPNOITULOSevissecxe/esnopserwo

38Typical Electrode LifeAmbient Temperature 1 – 3 years90 ºC Less than 4 months120 ºC Less than 1 monthAlkaline ErrorHigh concentrations of sodium ion

39pH BUFFER SOLUTIONSHI 70004P pH 4.01 Buffer Sachets, 20 mL, 25 pcsHI 70007P pH 7.01 Buffer Sachets, 20 mL, 25 pcsHI 70010P pH 10.01 Buffer Sachets,

4FUNCTIONAL DESCRIPTIONFUNCTIONAL DESCRIPTIONFUNCTIONAL DESCRIPTIONFUNCTIONAL DESCRIPTIONFUNCTIONAL DESCRIPTIONFront PanelRear Panel1) Liquid Crystal

40ORP PRETREATMENT SOLUTIONSHI 7091L Reducing Pretreatment Solution, 500 mLHI 7092L Oxidizing Pretreatment Solution, 500 mLpH ELECTRODES120 mm4.7"

41EXTENSION 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

42Windows® is registered Trademark of "Microsoft Co."HI 8427 pH and ORP electrode simulator with 1 m (3.3') coaxialcable ending in fema

43RECOMMENDATIONS FOR USERSBefore using these products, make sure they are entirely suitable for theenvironment in which they are used.Operation of th

44Printed in Romania, EUMAN2223 04/09Hanna Instruments Inc.Highland Industrial Park584 Park East DriveWoonsocket RI 028985 USALocal Sales and Custome

5HI 2221HI 2221HI 2221HI 2221HI 2221SPECIFICATIONSSPECIFICATIONSSPECIFICATIONSSPECIFICATIONSSPECIFICATIONSegnaRHp00.61ot00.2–Vm9.996±Vm0002±C°0.021ot0

6HI 2223HI 2223HI 2223HI 2223HI 2223SPECIFICATIONSSPECIFICATIONSSPECIFICATIONSSPECIFICATIONSSPECIFICATIONSegnaR00.61ot00.2–Hp000.61ot000.2–Hp9.999±Vm0

73 cm(1¼")OPERATIONAL GUIDEOPERATIONAL GUIDEOPERATIONAL GUIDEOPERATIONAL GUIDEOPERATIONAL GUIDEPOWER CONNECTIONPOWER CONNECTIONPOWER CONNECTIONPO

8probe approximately 3 cm (1¼”) into the sample to be tested and stirgently. Allow time for the electrode to stabilize.• The pH is displayed on the pr

9Pretreatment solutions are available to conditionthe electrode and speed up the response time.• The instrument automatically defaults to themV measur