Hanna-instruments HI 222 Manual de usuario

1Instruction ManualHI 222pH/mV/ºCBench Meterwith Calibration Checkwww.hannainst.comManufacturer since 1978FunctionspHCalibrationHI 222 Calibration Che

10CALBUFFER 2pHATCCALpHATC• Press the ARROW keys to select a different buffer value, if necessary.• When the reading is stable and close to the select

11CALBUFFER 1pHATCELECTRODECLEANCALBUFFER 1pHCHECKBUFFERATCELECTRODEThe stored calibration history to used issue error and warning messages duringcali

12CALBUFFER 1pHATCCLEAR CAL if new electrodeCALBUFFER 1pHELECTRODEATCCALBUFFER 1pHATCCFMELECTRODECLEANELECTRODEThis message appears if the cleaning p

13When using HI 1048P electrode, HI 222 will assess electrode condition andresponse time during each calibration and will display the calibration sta

14GLP is a set of functions that allows the storage and retrieval of data regardingthe maintenance and status of the electrode.All data regarding the

15• The date (mm.dd).• The year (yyyy).• The pH calibration offset.• The pH calibration slope in mV/pH normalized to 25 °C.Note: If you calibrate usin

16• The calibration Alarm Time-Out status: if disabled or the number of days until the calibration alarm will be displayed or

17Up to 100 LOG samples can be stored in memory.LOGGING THE CURRENT DATATo store the current reading into memory press the LOG key while in measur-ing

18Otherwise the instrument will display log data on the primary LCD and thelast stored record number on the secondary LCD, along with the “LOG” andthe

19•The date on the primary LCD and the “dAtE” message on the secondary LCD.•The year on the primary LCD and the “YEAr” message on the secondary LC

2WARRANTYHI 222 is guaranteed for two years against defects in workmanship andmaterials when used for their intended purpose and maintained according

20•The “dEL” message on the primary LCD and the selected record or date on the secondary LCD. The “CFM” and the ”DEL” tags will blink:Press SET key

21Setup mode allows viewing and modification of the following parameters:• Calibration Alarm Time Out• Instrument ID• Current Time (hour & minute)

22Press the ARROW keys to change the instrument ID value.Press the CFM key to save the modified instrument ID value or press the CALkey to cancel with

23CURRENT YEAR SETPress the CAL key when the current year is displayed. The year will beginblinking.Press the ARROW keys to change the year.Press the

24SERIAL COMMUNICATION BAUD RATE SETPress the CAL key when the baud rate is displayed. The baud rate (600,1200, 2400, 4800 or 9600) will begin to blin

25The instruments are factory calibrated for temperature.Hanna’s temperature probes are interchangeable and temperature calibra-tion is not necessary

26• The “ ” tag will blink until the reading has stabilized.• Use the ARROW keys to set the reading on the secondary LCD to that ofthe hot water bath.

27All instruments are factory calibrated for mV.Hanna’s pH and ORP electrodes are interchangeable and mV calibration isnot needed when replaced.If mV

28Data transmission from the instrument to the PC can be done with HI 92000Windows® compatible software (optional). The HI 92000 also offers graphing

29SIMPLE COMMANDSRNG Is equivalent to pressing the RANGE keyCAL Is equivalent to pressing the CAL keyCFM Is equivalent to pressing the CFM/GLP keyUPC

3Remove the instrument from the packing material and examine it carefully tomake sure that no damage has occurred during shipping. If there is anydama

30Temperature has an effect on pH. The calibration buffer solutions are affectedby temperature changes to a lesser degree than normal solutions. Durin

31PREPARATIONRemove the protective cap.DO NOT BE ALARMED IF SALT DEPOSITS ARE PRESENT. This is normal withelectrodes. They will disappear when rinsed

32For 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 Ele

33IMPORTANT:After performing any of the cleaning procedures, rinse the electrode thoroughlywith distilled water, refill the reference chamber with fre

34AmpHel electrodes donot respond to pHchanges.The meter fails to cali-brate or gives faultyreadings.At start-up the LCD dis-play all segments per-man

351.0 Mol L-1 Na+0.1 Mol L-1 Na+Sodium Ion Correction for the Glass at 20-25 °CConcentration pH Error13.0013.5014.0012.5013.0013.5014.000.100.140.20

36pH CALIBRATION SOLUTIONSHI 50003P pH 3.00 Buffer Solution, 20 mL sachet, 25 pcsHI 70004P pH 4.01 Buffer Solution, 20 mL sachet, 25 pcsHI 70007P pH 7

37120 mm4.7"12 mm0.5""S" VERSIONHI 1053REFILLING ELECTROLYTE SOLUTIONSHI 7071 3.5M KCl + AgCl Electrolyte, 4x30 mL, for single jun

38150 mm5.9"12 mm0.5""S" VERSIONHI 3131HI 1131P; Use: general purpose.Glass-body, single junction, refillable, combination pH elec

39Recommendations for usersBefore using this product, make sure that it is entirely suitable for the environment in whichit is used. Operation of thi

4FUNCTIONAL DESCRIPTION1) Liquid Crystal Display (LCD)2) CFM / GLP key, to confirm different values or to display Good LaboratoryPractice informatio

40MAN22205/04 R3Australia:Tel. (03) 9769.0666 • Fax (03) 9769.0699China:Tel. (10) 88570068 • Fax (10) 88570060Egypt:Tel. & Fax (02) 2758.683Germ

5HI222 SPECIFICATIONSRange -2.00 to 16.00 pH±699.9 mV / ±2000 mV-20.0 to 120.0 °CResolution 0.01 pH0.1 mV / 1 mV0.1 °CAccuracy ±0.01 pH(@20°C/68°F) ±0

6OPERATIONAL GUIDEPOWER CONNECTIONPlug the 12 VDC adapter into the power supply socket.Note: These instruments use non volatile memory to retain the p

7• The pH is displayed on the primary LCD and the temperature on thesecondary LCD.• The pH reading is out of range, the closest full-scale value will

8• The instrument automatically defaults to the ORPmeasurement mode if HANNA P type ORP electrodeis detected.• Submerge the ORP electrode tip (4 cm/1

9CALpHATCBUFFER 1PROCEDUREThe user has a choice of 7 memorized buffers: pH 1.68, 3.00, 6.86, 7.01,9.18, 10.01 and 12.45.It is always recommended to pe