Hanna HI 2222 pH mV °C Bench Meter with Calibration Check Instruction Manual
Summary
This comprehensive guide details the operation of the HI 2222 pH/mV/ºC Bench Meter, a robust logging microprocessor instrument engineered for precise environmental measurements. It serves technical personnel and laboratory users who require accurate readings of pH, ORP, and temperature. The manual provides extensive coverage, including general setup, detailed calibration procedures (pH, mV, temperature), electrode conditioning, troubleshooting guides, and optimal best practices to ensure consistent, reliable performance in professional settings.
Page 1 Text Content
Instruction Manual
HI 2222
p H/m V/ºC Bench Meter with Calibration Check
www.hannainst .com
Page Summary Contents For Hanna HI 2222 pH mV °C Bench Meter with Calibration Check Instruction Manual
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Instruction Manual HI 2222 p H/m V/ºC Bench Meter with Calibration Check www.hannainst .com
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Dear Customer, Thank you for choosing a Hanna Instruments product. Please read this instruction manual carefully before using this instrument. This manual will provide you with the necessary informati...
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PRELIMINARY EXAMINATION Remove the instrument from the packing material and examine it carefully to make sure that no damage has occurred during shipping. If there is any damage, notify your Dealer or...
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FUNCTIONAL DESCRIPT ION Front Panel Rear Panel 1) Liquid Crystal Display (LCD). 2) CAL key, to enter and exit calibration mode. 3) CFM/GLP key, to confirm calibration, different values or to display G...
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HI SPECIF ICATIONS Hp00.61ot00.2– Vm9.996± egna R Vm0002± C°0.021ot0.02– Hp10.0 )Vm9.996±(Vm1.0 noitulose R )Vm0002±(Vm1 C°1.0 Hp10.0± ycarucc A )Vm9.996±(Vm2.0± F°86/C°02@ )Vm0002±(Vm1± C°2.0± rorree...
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OPERATIONAL GUIDE POWER CONNECTION Plug the 12 VDC adapter into the power supply socket. Notes: These instruments use non volatile memory to retain the p H, m V, temperature calibrations and all other...
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p H MEASUREMENT Make sure the instrument has been calibrated before taking p H measurements. Submerse the tip of a properly conditioned electrode (see page 31) and the temperature 3 cm probe approxima...
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ORP MEASUREMENTS An optional ORP electrode must be used to perform ORP measurements (see Accessories). Oxidation-Reduction Potential (REDOX) measurements provide the quantification of the oxidizing or...
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p H CALIBRATION Calibrate the instrument frequently, especially if high accuracy is required. For best results and constant display of electrode condition and electrode response on the bar graph gauge...
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TWO-POINT CALIBRATION For most applications it is recommended that p H 7.01 or 6.86 buffers be used as the first calibration point and p H 3.00 (for acidic samples) or p H 9.18/10.01 (for alkaline sam...
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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 key to confirm the calibration. The calibrated value w...
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ONE-POINT CALIBRATION If the “Pnt” option is selected, the new calibration point overrides an existing one. The adjacent slopes will be reevaluated. If the “OFFS” option is selected, an electrode offs...
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ENHANCED CALIBRATION MESSAGES The stored calibration history to used issue error and warning messages during calibration to help ensure the highest accuracy. As electrode aging is normally a slow proc...
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BUFFER TEMPERATURE This message appears if the temperature of the buffer is outside the defined buffer temperature range. WARNING MESSAGES During calibration, the Calibration Check feature analyzes th...
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ELECTRODE CONDITION & ELECTRODE RESPONSE T IME When using an appropriate HANNA P Type BNC electrode with pin, HI 2222 will assess electrode condition and response time during each calibration, the...
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p H BUFFER TEMPERATURE The temperature has an effect on p H. The calibration buffer solutions are affected by temperature changes to a lesser degree than normal solutions. During calibration the instr...
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GOOD LABORATORY PRACTICE (GLP) GLP is a set of functions that allows the storage and retrieval of data regarding the maintenance and status of the electrode. All data regarding the last calibration is...
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The p H calibration slope in m V/p H normalized to 25 °C (the percentage is referred to the ideal value of 59.16 m V/p H). Note: If you calibrate using electrodes with pin the electrode condition and ...
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Notes: Press GLP to return to measurement mode. If calibration has not been performed, the instruments display “no CAL” message blinking. Up to 100 logged samples can be stored into memory. LOGGING TH...
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The instrument will display the logged measurement value on the primary LCD and the record number on the secondary LCD, along with the “LOG” and “RCL” tags. Note: The “LOG” and “RCL” tags remain on LC...
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Note: On the screens where record number is not displayed press the SETUP key to display the record number. To delete records press CLR key. The “d EL” message will be displayed on the primary LCD and...
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Setup mode allows viewing and modification of the following parameters: Calibration Expiration Alarm Current Time (hour & minute) Current Date (year, month & day) Beep Status Instrument ID Tem...
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Press the ARROW keys to change the displayed value. Press the CFM key to save the modified value or press the CAL key to escape without saving. CURRENT DATE Press the CAL key when the current date is ...
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INSTRUMENT ID Press the CAL key when “In Id” is displayed. The instrument ID (“0000” to “9999”) will begin blinking. Press the ARROW keys to change the instrument ID value. Press the CFM key to save t...
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TEMPERATURE CALIBRATION (for technical personnel only) All the instruments are factory calibrated for temperature. Hanna’s temperature probes are interchangeable and no temperature calibration is need...
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When the reading is stable and close to the selected calibration point, “READY” tag will appear and “CFM” tag will blink. Press CFM to confirm. The instrument returns to measurement mode. Note: If the...
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PC INTERFACE Data transmission from the instrument to the PC can be done with the HI 92000 Windows® compatible software (optional). HI 92000 also offers graphing and on-line help feature. Data can be ...
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The instrument will answer for these commands with: <STX> <answer> <ETX> where: <STX> is 02 ASCII code character (start of text) <ETX> is 03 ASCII code character (end of ...
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MDR Requests the instrument model name and firmware code (16 ASCII chars). GLP Requests the calibration data record. The answer string contains: GLP status (1 char): represents a 4 bit hexadecimal enc...
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NSL Requests the number of logged samples (4 chars). LODxxx Requests the xxxth record logged data. LODALL Requests all Log on demand data. The answer string contains: p H resolution (2 chars): 00 - p ...
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ELECTRODE CONDIT IONING & MAINTENANCE PREPARATION PROCEDURE Remove the protective cap of the p H electrode. DO NOT BE ALARMED IF SALT DEPOSITS ARE PRESENT. This is normal with electrodes. They wil...
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For 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 Electrolyte Solution for double junction or HI 7071 or HI ...
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CLEANING PROCEDURE • General Soak in Hanna HI 7061 or HI 8061 General Cleaning Solution for approximately ½ hour. • Protein Soak in Hanna HI 7073 or HI 8073 Protein Cleaning Solution for 15 minutes. •...
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TROUBLESHOOTING GUIDE SMOTPMYS MELBORP NOITULOS evissecxe/esnopserwol S .edortcele Hpytri D edortceleehtnael C .tfird dna pitehtkaosneht ni 1607IH ro 1608IH .setunim03rof puetautculfsgnidae R .noitcnu...
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TEMPERATURE CORRELATION FOR p H SENSITIVE GLASS The resistance of glass electrodes partially depends on the temperature. The lower the temperature, the higher the resistance. It takes more time for th...
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ACCESSORIES p H BUFFER SOLUTIONS HI 5003P p H 3.00 Buffer Sachets, 20 m L, 25 pcs HI 70004P p H 4.01 Buffer Sachets, 20 m L, 25 pcs HI 70007P p H 7.01 Buffer Sachets, 20 m L, 25 pcs HI 70010P p H 10.0...
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ORP PRETREATMENT SOLUTIONS HI 7091L Reducing Pretreatment Solution, 500 m L HI 7092L Oxidizing Pretreatment Solution, 500 m L p H ELECTRODES All electrodes with code ending with P are supplied with BN...
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HI 1048P; Use: wine measurements. Glass-body, refillable p H electrode with open junction, (PTFE) collar. ORP ELECTRODES HI 3131P; Use: titration. Glass-body, refillable, combination platinum ORP elec...
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HI 76404N Electrode holder HI 92000 Windows® compatible software. RECOMMENDATIONS FOR USERS Before using these products, make sure they are entirely suitable for the environment in which they are used...
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Hanna Instruments Inc. Highland Industrial Park 584 Park East Drive Woonsocket RI 028985 USA Local Sales and Customer Service office Hanna Instruments United States Inc. Highland Industrial Park 584 P...
Manual Details
| Brand | Bench |
|---|---|
| Pages | 40 |
| File Size | 526.38 KB |
| Published | May 16, 2026 |
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Frequently Asked Questions
What precautions must I take when measuring pH with the electrode?
Wear ESD wrist straps and avoid touching the glass bulb at all times to prevent electrostatic discharge damage.