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Summary of Contents for Hanna Instruments pH 211R
- Page 1 Instruction Manual pH211R Microprocessor-based Bench pH/mV/°C Meter with Analog Output w w w . h a n n a i n s t . c o m...
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Page 2: Table Of Contents
PRELIMINARY EXAMINATION Dear Customer, Thank you for choosing a Hanna Instruments Product. Please read this instruction manual carefully before using the instru- Remove the instrument from the packing material and examine it ment. carefully to make sure that no damage has occurred during shipping. -
Page 3: Functional Description
FUNCTIONAL DESCRIPTION SPECIFICATIONS Range -2.00 to 16.00 pH ±399.9 / ±2000 mV -9.9 to 120.0°C Resolution 0.01 pH 0.1 / 1 mV 0.1°C Accuracy (@20°C/68°F) ±0.01 pH ±0.2 / ±1 mV ±0.5°C Typical EMC Deviation ±0.03 pH ±2 mV / ±0.3°C pH Calibration Automatic, 1 or 2 point with 5 memorized buffers (pH 4.01, 6.86, 7.01, 9.18, 10.01) -
Page 4: Operational Guide
OPERATIONAL GUIDE Power Connection If measurements are taken successively in different samples, it is Plug the 12 Vdc adapter into the power supply socket. recommended to rinse the electrode thoroughly with water and then Note: Make sure the mains line is protected by a fuse. with some of the next sample to be measured. -
Page 5: Ph Calibration
OUTPUT RECORDER FUNCTION • Switch the meter on and press the RANGE key to enter the mV mode. Connect the recorder to the analog output socket and turn the instrument ON. The value on the analog output will be related with the pH or mV value displayed on the LCD as follows: •... - Page 6 One-Point Calibration • Press CAL to quit calibration. The meter will save the one-point calibration data • Immerse pH electrode and temperature and return to normal mode. probe approximately 4 cm (1½") into any of the available buffer solutions (pH Two-Point Calibration 4.01, 6.86, 7.01, 9.18 or 10.01) and Any two of the 5 memorized buffers can be used for this purpose.
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Page 7: Electrode Conditioning & Maintenance
"shaking down" the electrode as you would do with a Follow the Storage Procedure above. glass thermometer. If the bulb and/or junction is dry, soak the electrode in HI 70300 storage solution for at least one hour. AmpHel ® is a registered Trademark of "Hanna Instruments"... - Page 8 CLEANING PROCEDURE TEMPERATURE-RESISTANCE CORRELATION FOR General Soak in Hanna HI 7061 general cleaning solution for HANNA pH SENSITIVE GLASS approximately 30 minutes. The resistance of glass electrodes partially depends on the temperature. Removal of films, dirt or deposits on the membrane/junction: The lower the temperature, the higher the resistance.
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Page 9: Troubleshooting Guide
TROUBLESHOOTING GUIDE ACCESSORIES Symptoms Problem Solution pH CALIBRATION SOLUTIONS HI 70004P pH 4.01 buffer solution, 20 mL sachet, 25 pcs The meter is slow in The electrode is not work- Leave the electrode in a stor- responding or gives ing or the reference age solution after cleaning HI 70007P pH 7.01 buffer solution, 20 mL sachet, 25 pcs faulty readings... - Page 10 ORP PRETREATMENT SOLUTIONS HI 1330B HI 7091L Reducing pretreatment solution, 500 mL bottle Glass body, semimicro, single junction, refillable, combination pH HI 7092L Oxidizing pretreatment solution, 500 mL bottle electrode. Use: laboratory, vials. pH ELECTRODES 5mm DIA 0.2" 0.2" All electrode part numbers ending in B are supplied with BNC HI 1330 connector and 1 m (3.3') cable.
- Page 11 FC 100B HI 1413B PVDF body, double junction, refillable, combination pH electrode. Glass body, single junction, flat tip, Viscolene, non-refillable, combina- Use: general purpose for food industry. tion pH electrode. Use: surface measurement. 12 mm 12 mm 0.5" 0.5" FC 100 HI 1413 120 mm 4.7"...
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Page 12: Warranty
Voltage adapter, 230 Vac / 12 Vdc, UK plug If the repair is not covered by the warranty, you will be notified of the charges incurred. If the instrument is to be returned to Hanna Instruments, first obtain a HI 710013 Voltage adapter, 230 Vac / 12 Vdc, S.Africa plug... - Page 13 SALES AND TECHNICAL SERVICE CONTACTS CE DECLARATION OF CONFORMITY Australia: Tel. (03) 9769.0666 • Fax (03) 9769.0699 China: Tel. (10) 88570068 • Fax (10) 88570060 Egypt: Tel. & Fax (02) 2758.683 Germany: Tel. (07851) 9129-0 • Fax (07851) 9129-99 Greece: Tel.
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