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Summary of Contents for Hanna Instruments HI3220
- Page 1 INSTRUCTION MANUAL HI3220 HI3221 HI3222 HI3220 • HI3221 • HI3222 Calibration Check pH / ORP / ISE / Temperature Bench Meters Hanna Instruments Inc., 584 Park East Drive, Woonsocket, RI 02895 USA www.hannainst.com...
- Page 2 All rights are reserved. Reproduction in whole or in part is prohibited without the written consent of the copyright owner, Hanna Instruments Inc., Woonsocket, Rhode Island, 02895, USA. Hanna Instruments reserves the right to modify the design, construction, or appearance of its products without advance notice.
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Page 3: Table Of Contents
13. Good Laboratory Practice (GLP) ....24 2. General Description ........5 14. Setup ............25 14.1. General Parameter Screens ......26 3. Functional Description – HI3220 & HI3221 ..6 14.2. Range Specific Parameters Screens ....30 4. Functional Description – HI3222 15. Logging ..........33 (dual input)..........7... -
Page 4: Preliminary Examination
1. PRELIMINARY EXAMINATION Remove the instrument and accessories from the packaging and examine it carefully. ® For further assistance, please contact your local Hanna Instruments office or email us at tech@hannainst.com. Each unit is supplied with: • 12 Vdc Power adapter •... -
Page 5: General Description
They are provided with a series of new diagnostic features for improved measurement reliability. Main Features • Single (HI3220 and HI3221) or dual (HI3222) input channels • 7 standard pH buffers (pH 1.68, 4.01, 6.86, 7.01, 9.18, 10.01 and 12.45) for calibration •... -
Page 6: Functional Description - Hi3220 & Hi3221
/ backward navigation & increase / decrease value 6. SETUP key, enter (meter) SETUP mode 7. RANGE key, switch between pH and mV range (HI3220); pH, mV, and ISE range (HI3221) 8. HELP key, enter / exit contextual help 9. -
Page 7: Functional Description - Hi3222 (Dual Input)
Functional Description – HI3222 (dual input) 4. FUNCTIONAL DESCRIPTION – HI3222 (DUAL INPUT) HI3222 pH/ORP/ISE Meter 2 Channels Calibration Check HELP CHANNEL MENU RANGE 1. Liquid Crystal Display (LCD) 2. Virtual keys (perform action displayed above on the LCD) 3. ESC key, exit function 4. -
Page 8: Specifications Hi3220
Specifications HI3220 5. SPECIFICATIONS HI3220 –2.0 to 20.0 pH Range –2.00 to 20.00 pH –2.000 to 20.000 pH 0.1 pH Resolution 0.01 pH 0.001 pH ±0.01 pH Accuracy ±0.002 pH Range ±2000.0 mV Resolution 0.1 mV Accuracy ±0.2 mV Range –20.0 to 120.0 °C (–4.0 to 248.0 °F) -
Page 9: Specifications Hi3221
Specifications HI3221 6. SPECIFICATIONS HI3221 Range –2.0 to 20.0 pH / –2.00 to 20.00 pH / –2.000 to 20.000 pH Resolution 0.1 pH / 0.01 pH / 0.001 pH Accuracy ±0.1 pH / ±0.01 pH / ±0.002 pH Range ±2000.0 mV Resolution 0.1 mV Accuracy ±0.2 mV... -
Page 10: Hi3222 Specifications
HI3222 Specifications 7. HI3222 SPECIFICATIONS Range –2.0 to 20.0 pH / –2.00 to 20.00 pH / –2.000 to 20.000 pH Resolution 0.1 pH / 0.01 pH / 0.001 pH Accuracy ±0.1 pH / ±0.01 pH / ±0.002 pH Range ±2000.0 mV Resolution 0.1 mV Accuracy ±0.2 mV... -
Page 11: Operational Guide
Operational Guide 8. OPERATIONAL GUIDE 8.1. POWER CONNECTION Plug the 12 Vdc adapter into the power supply socket . Note: have a fuse protected main line 8.2. ELECTRODE AND PROBE CONNECTIONS For pH or ORP measurements connect a combination pH/ORP electrode to the BNC connector located on the rear panel of the instrument. -
Page 12: Orp Measurements
Operational Guide • Electrode condition during the calibration day. • The buffers used in last pH calibration (if feature is enabled in SETUP). Ensure the instrument is calibrated (see pH CALIBRATION section for details). Keep the electrode moist and rinse thoroughly with the sample before use. The pH reading is directly affected by temperature. -
Page 13: Ise Measurements (Hi3221, Hi3222 Only)
pH Calibration The relative mV reading is equal to the difference between the absolute mV input value and relative mV offset established in the relative mV calibration. Note: If using the pH or ISE electrode while in mV mode, the instrument will measure the mV generated by the electrode. 8.7. -
Page 14: Procedure
pH Calibration • After testing aggressive chemicals. • When calibration alarm time out is expired ‑ “CAL DUE” is displayed blinking (feature enabled in SETUP). • “Outside Cal Range” messages displayed blinking during pH measurement indicates that the measurement range is not covered by current calibration (feature enabled in SETUP). 9.1. -
Page 15: Four, Three Or Two-Point Calibration
pH Calibration • Use the ARROW keys to configure buffer value. • The “ ” tag is displayed blinking until the reading is stable. • When the reading is stable and close to the selected buffer, Confirm is displayed. • Press Confirm to confirm calibration. •... -
Page 16: Error Screens
pH Calibration Notes: • Press MTC key to toggle pH buffer selection and temperature reading during calibration (temperature probe is not connected, MTC mode). • The displayed arrow is moving to the temperature value. Use ARROW keys to configure temperature value. 9.5. -
Page 17: Working With Custom Buffers
pH Calibration Each time a buffer is confirmed, the new calibration parameters replace the older calibration parameters of the corresponding buffer. If an additional single buffer calibration is added at a latter time, the new buffer point will be added to the stored calibration. -
Page 18: Clear Calibration
pH Calibration Press Change to enter buffer edit mode. Use ARROW keys to change the buffer value. Press Accept to accept new value or ESC to exit. 9.8. CLEAR CALIBRATION Press Clear key to clear previous calibrations. The instrument will display “Calibration Cleared”. All previous calibrations are cleared and the instrument enters calibration mode. -
Page 19: Ph Buffer Temperature Dependence
pH Buffer Temperature Dependence 10. pH BUFFER TEMPERATURE DEPENDENCE Temperature has an effect on pH buffers. During calibration the instrument will automatically calibrate to the pH value corresponding to the measured or set temperature. Temp pH Buffers °C °F 1.68 4.01 6.86 7.01... -
Page 20: Relative Mv Calibration
Relative mV Calibration 11. RELATIVE mV CALIBRATION The relative mV value calibration is used to perform a single point calibration with an ORP standard or remove the contribution of the reference electrode to display mV equivalent to a SHE. • Press CAL when the instrument is in relative mV mode. The relative mV value and the temperature values are displayed. -
Page 21: Ise Calibration (Hi3221 & Hi3222)
ISE Calibration (HI3221 & HI3222) 12. ISE CALIBRATION (HI3221 & HI3222) It is recommended to calibrate the instrument frequently, especially if high accuracy is required. Additionally, the ISE range should be recalibrated: • Whenever the ISE probe or ion charge is changed. •... - Page 22 ISE Calibration (HI3221 & HI3222) • The “ ” tag is displayed blinking until the reading is stable. • When the reading is stable and close to the selected standard, Confirm is displayed. • Press Confirm to confirm calibration. • The calibrated value and the second expected standard value are displayed. •...
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Page 23: Error Screens
ISE Calibration (HI3221 & HI3222) • Press Confirm to confirm calibration. The instrument stores the calibration value and returns to normal measurement mode. Note: The instrument automatically skips standards used during calibration. 12.3. ERROR SCREENS Wrong Standard: calibration cannot be confirmed Verify that the correct standard is selected. -
Page 24: Good Laboratory Practice (Glp)
Good Laboratory Practice (GLP) 13. GOOD LABORATORY PRACTICE (GLP) GLP is a set of functions that allows storage and retrieval of data regarding the maintenance and status of the electrode. All data regarding pH, Rel mV or ISE calibration is stored for the user to review when necessary. Expired Calibration The “expired calibration”... -
Page 25: Setup
Setup 14. SETUP Setup mode allows viewing and modifying the measurement parameters. These are general SETUP parameters for all the ranges and range specific parameters. The following table lists the general SETUP parameters, their valid range and the factory default settings. Description Valid Value Default... -
Page 26: General Parameter Screens
Setup The following table lists the specific range parameters. Item Description Valid Value Default Calibr. Timeout (pH Number of days after Calibration Disable, 1 to 7 days Disable & ISE) warning is displayed First point mode (pH) Management of 1 point calibration Replace or offset Replace Custom buffer (pH) Custom buffer setting... - Page 27 Setup Contrast Select Contrast. Press Modify. keys to change contrast then press Accept to confirm. Press ESC to leave without changing. Date/Time Select Date/Time. Press Modify. keys to select item. Use ARROW keys to change focused values. Press Accept to confirm new setting, or ESC to leave without changing. Time Format Select Time Format.
- Page 28 Setup If any language can’t be loaded, the instrument will work in safe mode. In this mode all messages are displayed in English and Help is not available. Temperature Unit SelectTemperature unit. Press the displayed function key in order to change the temperature unit. Beep On Select Beep On.
- Page 29 Setup If a specific interval is selected, the reading is memorized at the start of the specific interval. Instrument ID Select Instrument ID. Press Modify. Use ARROW keys to change the instrument ID. Press Accept to confirm or ESC to exit without saving. Baud Rate Select Baud Rate.
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Page 30: Range Specific Parameters Screens
Setup 14.2. RANGE SPECIFIC PARAMETERS SCREENS Calibration Timeout Select Calibration Timeout. Press Modify. Use ARROW keys to set desired value. Press Accept to confirm or ESC to return without saving. Note: If enabled “CAL DUE” warning will be displayed, the set number of days after calibration is over passed. First Point Mode Select First Point. - Page 31 Setup pH Resolution Select pH resolution. Press the displayed function key to change option View Calibration Points Select Calibration Point. Press the displayed function key to change option. If option is enabled the calibration buffers corresponding to the last calibration are displayed in the pH measurement screen.
- Page 32 Setup Select Change Slope. Use ARROW keys to select the desired combination. If None/-59.16 is selected the slope of the probe can be changed by pressing Modify key. Press Modify. Use ARROW keys to change the slope. Press Accept to confirm or ESC to exit. Select Molar Weight.
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Page 33: Logging
Logging 15. LOGGING All logged data can be transferred to a PC through the USB port. The logging space includes 200, 300 or 400 records of Log on demand, acoording to the model, and 600 records of Log interval (lot logging). The log interval is organized in lots. A maximum of 100 lots are accepted. One lot can occupy all the memory space available. - Page 34 Logging Use ARROW keys to scroll between the records from the list. Press Delete All to enter Delete All screen. Press Delete to enter Delete records screen. Press More to view more information of the focused record. If More is pressed. Use ARROW keys to scroll between complete log information.
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Page 35: Mv And Temperature Calibration (For Technical Personnel Only)
mV and Temperature Calibration (for technical personnel only) 16. mV AND TEMPERATURE CALIBRATION (FOR TECHNICAL PERSONNEL ONLY) All the instruments are factory calibrated for mV and temperature. Hanna’s temperature probes are interchangeable and no temperature calibration is needed when they are replaced. If the temperature or ORP measurements are inaccurate, calibration should be performed. -
Page 36: Mv Calibration
mV and Temperature Calibration (for technical personnel only) • Immerse the temperature probe into the second vessel as close as possible to the reference thermometer. Allow a few seconds for the probe to stabilize. • Use the ARROW keys to set the calibration point value to that of the hot water. •... -
Page 37: Pc Interface
PC, use an USB cable connector. Make sure that your instrument is switched off and plug one connector to the instrument USB socket and the other to the serial or USB port of your PC. Note: If you are not using Hanna Instruments HI92000 software, please see the following instructions. Sending Commands from PC It is also possible to remotely control the instrument with any terminal program. - Page 38 PC Interface • xx=21 mV range on channel 2 (HI3222) • xx=22 Relative mV range on channel 2 (HI3222) The instrument will answer for these commands with: <STX> <answer> <ETX> where: <STX> is 02 ASCII code character (start of text) <ETX>...
- Page 39 PC Interface • Primary reading (corresponding to the selected range) ‑ 11 ASCII chars, including sign and decimal point and exponent. • Secondary reading (only when primary reading is not mV) ‑ 7 ASCII chars, including sign and decimal point. •...
- Page 40 PC Interface • standards information (for each standard) • type (1 char): 0 ‑ always standard solution. • status (1 char): N (new) ‑ calibrated in last calibration; O (old) ‑ from an old calibration. • warnings during calibration (2 chars): 00 ‑ no warning. •...
- Page 41 PC Interface LLSxy Requests the number of lots (information about lots) on the specified channel and range (x ‑ channelnumber; y ‑ range number) • xy = 11 ‑ channel 1; range pH; • xy = 13 ‑ channel 1; range mV; •...
- Page 42 PC Interface • xx=20 ISE range on channel 2 (HI3222) • xx=21 mV range on channel 2 (HI3222) • xx=22 Relative mV range on channel 2 (HI3222) • Reading status (1 char): R, O, U • Calculated reading, with sign and decimal point and exponent (13 chars) ‑ for pH, Rel mV and ISE range •...
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Page 43: Temperature Correlation For Ph Sensitive Glass
Temperature Correlation for pH Sensitive Glass 18. TEMPERATURE CORRELATION FOR pH 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 the reading to stabilize if the resistance is higher. In addition, the response time will suffer to a greater degree at temperatures below 25 °C (77 °F). -
Page 44: Electrode Conditioning And Maintenance
Electrode Conditioning and Maintenance 19. ELECTRODE CONDITIONING AND MAINTENANCE * Not present in gel electrodes. Preparation Procedure • Remove the sensor protective cap. Do not be alarmed if any salt deposits are present. This is normal with pH / ORP probes and they will disappear when rinsed with water. •... - Page 45 Electrode Conditioning and Maintenance Measurement Rinse the pH electrode tip with distilled or deionized water. Immerse the tip 3 cm (1¾”) in the sample and stir gently for a few seconds. For a faster response and to avoid cross‑contamination of the samples, rinse the electrode tip with a few drops of the solution to be tested, before taking measurements.
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Page 46: Troubleshooting Guide
Troubleshooting Guide 20. TROUBLESHOOTING GUIDE Symptoms Problem Solution Soak the electrode tip in HI7061 cleaning solution for 30 minutes then rinse and condition (see ELECTRODE Slow response/excessive drift. Dirty pH electrode. CONDITIONING AND MAINTENANCE section). Refill with fill solution. Clogged/dirty junction. Low Clean the electrode (see above). -
Page 47: Accessories
Accessories 21. ACCESSORIES 21.1. pH CALIBRATION SOLUTIONS HI50004-01 pH 4.01 Buffer Solution, 20 mL sachet, 10 pcs. HI50004-02 pH 4.01 Buffer Solution, 20 mL sachet, 25 pcs. HI50007-01 pH 7.01 Buffer Solution, 20 mL sachet, 10 pcs. HI50007-02 pH 7.01 Buffer Solution, 20 mL sachet, 25 pcs. HI50010-01 pH 10.01 Buffer Solution, 20 mL sachet, 10 pcs. -
Page 48: Electrode Refill Electrolyte Solutions
Accessories 21.4. ELECTRODE REFILL ELECTROLYTE SOLUTIONS HI7071 3.5M KCl+AgCl Electrolyte for single junction electrodes, 4x30 mL HI7072 1M KNO3 Electrolyte, 4x30 mL HI7082 3.5M KCl Electrolyte for double junction electrodes, 4x30 mL HI8071 3.5M KCl + AgCl Electrolyte in FDA approved bottle, 4x30 mL, for single junction electrodes HI8082 3.5M KCl Electrolyte in FDA approved bottle, 4x30 mL, for double junction electrodes HI8093... - Page 49 Accessories HI1083B Glass‑body, micro, Viscolene, non‑refillable, combination pH electrode. Use: biotechnology, micro titration. HI1131B Glass‑body, double junction, refillable, combination pH electrode. Use: general purpose. HI1330B Glass‑body, semimicro, single junction, refillable, combination pH electrode. Use: laboratory, vials. HI1331B Glass‑body, semimicro, single junction, refillable, combination pH electrode. Use: flasks. HI1230B Plastic‑body (PEI), double junction, gel‑filled, combination pH electrode.
- Page 50 Accessories FC100B Plastic‑body (PVDF), double junction, refillable, combination pH electrode. Use: general purpose for food industry. FC200B Plastic‑body (PVDF), open junction, conic, Viscolene, non‑refillable, combination pH electrode. Use: meat & cheese. FC210B Glass‑body, double junction, conic, Viscolene, non‑refillable, combination pH electrode. Use: milk, yogurt.
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Page 51: Orp Electrodes
Accessories 21.8. ORP ELECTRODES HI3131B Glass‑body, refillable, combination platinum ORP electrode. Use: titration. HI3230B Plastic‑body (PEI), gel‑filled, combination platinum ORP electrode. Use: general purpose. HI4430B Plastic‑body, gel‑filled, combination gold ORP electrode. Use: general purpose. Consult the Hanna General Catalog for a complete and wide selection of electrodes. 21.9. -
Page 52: Certification
If the meter is to be returned to Hanna Instruments, first obtain a Returned Goods Authorization (RGA) number from the Technical Service department and then send it with shipping costs prepaid. When shipping any meter, make sure it is properly packed for complete protection .
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