Hanna-instruments HI 221 User Manual

1Instruction ManualHI 221 HI 223pH/mV/ºCBench Meterswith Calibration Checkwww.hannainst.comManufacturer since 1978FunctionspH CalibrationHI 223 Cal

10ATCPROCEDUREThe user has a choice of 7 memorized buffers: pH 1.68, 4.01, 6.86, 7.01,9.18, 10.01 and 12.45.It is always recommended to perform a two-

110ATCCALpHCATC Press the ARROW keys to select a different buffer value, if necessary. When the reading is stable and close to the selected buffer,

12CALBUFFER 1pHELECTRODECLEANATCATCThe stored calibration history to used issue error and warning messages duringcalibration to help ensure the highes

132CALCLEAR CAL if new electrodeATCBUFFER 1pHATCCALCFMBUFFER 1pHATCELECTRODECLEANELECTRODEThis message appears if the cleaning procedure performed as

14When using an appropriate HANNA P Type BNC electrode with pin, HI 221and HI 223 will assess electrode condition and response time during eachcalibra

154GLP is a set of functions that allows the storage and retrieval of data regardingthe maintenance and status of the electrode.All data regarding the

16_ 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

176_ The selected resolution of the instrument during calibration (HI 223 only)._ The calibration Alarm Time-Out status: if disabled o

18Up to 100 (HI 221) or 500 (HI 223) LOG samples can be stored in memory.LOGGING THE CURRENT DATATo store the current reading into memory press the

198Otherwise the instrument will display log data on the primary LCD and thelast stored record number on the secondary LCD, along with the LOG andth

2TABLE OF CONTENTSWARRANTY ... 2PREL

20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

210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

22Setup mode allows viewing and modification of the following parameters: Calibration Alarm Time Out Instrument ID Current Time (hour & minute)

232Press 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 wit

24CURRENT 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

254The instruments are factory calibrated for temperature.Hannas temperature probes are interchangeable and temperature calibra-tion is not necessary

26CALCcontaining ice and water. Wait a few minutes for the probe to stabilize. Press the CAL and LOG keys simultaneously and then switch the instru-m

276All instruments are factory calibrated for mV.Hannas pH and ORP electrodes are interchangeable and mV calibration isnot needed when replaced.If th

28Data transmission from the instrument to the PC can be done with the HI92000 Windows® compatible software (optional). The HI 92000 also offersgraph

298SIMPLE COMMANDSRNG Is equivalent to pressing the RANGE keyCAL Is equivalent to pressing the CAL keyCFM Is equivalent to pressing the CFM/GLP keyUP

3PRELIMINARY EXAMINATIONRemove the instrument from the packing material and examine it carefully tomake sure that no damage has occurred during shipp

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

310PREPARATIONRemove 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 El

332IMPORTANT: After performing any of the cleaning procedures, rinse theelectrode thoroughly with distilled water, refill the reference chamber withfr

34The resistance of glass electrodes partially depends on the temperature. Thelower the temperature, the higher the resistance. It takes more time for

3541.0 Mol L-1 Na+0.1 Mol L-1 Na+Sodium Ion Correction for the Glass at 20-25 °CConcentration pH Error13.0013.5014.0012.5013.0013.5014.000.100.140.2

36pH CALIBRATION 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 Sach

376120 mm4.7"12 mm0.5""S" VERSIONHI 1053HI 8072 1M KNO3 Electrolyte in FDA approved bottle, 4x30 mLHI 8082 3.5M KCl Electrolyte in

38150 mm5.9"12 mm0.5""S" VERSIONHI 3131HI1083P; Use: biotechnology, micro titration.Glass-body, micro, Viscolene, nonrefillable,

398Before using this product, make sure that it is entirely suitable for theenvironment in which it is used.Operation of this instrument in residenti

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

40MAN22304/04 R0Australia:Tel. (03) 9769.0666  Fax (03) 9769.0699China:Tel. (10) 88570068  Fax (10) 88570060Egypt:Tel. & Fax (02) 2758.683German

5HI 221SPECIFICATIONSegnaRHp00.61ot00.2Vm9.996±Vm0002±C°0.021ot0.02noituloseRHp10.0)Vm9.996±(Vm1.0)Vm0002±(Vm1C°1.0ycaruccAF°86/C°[email protected]±)Vm9.99

6HI 223SPECIFICATIONSegnaR00.61ot00.2Hp000.61ot000.2Hp9.999±Vm0002±Vm°0.021ot0.02CnoituloseR10.0Hp100.0Hp1.0Vm9.999±()Vm1Vm0002±()Vm°1.0CycaruccAF

7OPERATIONAL GUIDEPOWER CONNECTIONPlug the 12 VDC adapter into the power supply socket.Note: These instruments use non volatile memory to retain the

8 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

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