Hanna Instruments HI9811-51 Скачать руководство пользователя страница 8 | Manualshive

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Hanna Instruments HI9811-51 Скачать руководство пользователя страница 8

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5. GENERAL OPERATIONS

5.1. BATTERY REPLACEMENT

To replace the batteries, follow the next steps:
• Turn OFF the instrument.
• Remove the three screws on the back of the instrument to open the

battery compartment.

• Remove the old battery.
• Insert one new 9 V Alkaline battery in the battery compartment while

paying attention to the correct polarity.

• Close the battery compartment using the three screws.

Note:

If the battery percentage indicator is empty, the battery level is

too low and the battery needs to be replaced.

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Содержание HI9811-51

Страница 1: ...INSTRUCTION MANUAL HI9811 51 Portable pH EC TDS Temperature Meter ...

Страница 2: ...g a Hanna Instruments product Please read this instruction manual carefully before using this instrument This manual will provide you with the necessary information for correct use of this instrument as well as a precise idea of its versatility If you need additional technical information do not hesitate to e mail us at tech hannainst com or view our contact list at www hannainst com Dear Customer...

Страница 3: ...1 Battery Replacement 8 5 2 Connecting the Electrode 9 5 3 Turning the Meter On 9 5 4 Sensor Preparation Conditioning 9 6 Calibration 10 6 1 pH 10 6 2 EC TDS 11 7 Measurement 12 7 1 pH 12 7 2 EC TDS 12 7 3 Temperature 13 7 4 Warnings 13 8 pH Values at Various Temperatures 14 9 Probe Maintenance 15 10 Accessories 16 Certification 17 Recommendations for Users 17 Warranty 18 ...

Страница 4: ...or defective item must be returned in its original packing material with the supplied accessories 2 GENERAL DESCRIPTION TheHI9811 51isaportable waterresistantmeterdesignedtobepaired with HI1285 51 pH EC TDS Temperature multiparameter probe The meter is easy to use with dedicated keys for measurement modes that are clearly displayed on the LCD and knobs for 1 point calibration of pH and EC On scree...

Страница 5: ... temperature to match the solution value 1 3 4 2 5 6 7 8 9 10 11 12 1 8 pin DIN connector socket 2 Battery level indicator 3 LCD display 4 On screen calibration knob indicator 5 pH key pH range selection 6 μS cm key EC range selection 7 ppm mg L key TDS selection 8 pH calibration knob 9 EC TDS calibration knob 10 Temperature C selection key 11 On Off key 12 On screen tutorial messages ...

Страница 6: ...esolution 10 ppm mg L Accuracy 2 f s ppm mg L 25 C 77 F Calibration Manual 1 point Temp compensation Automatic from 0 to 70 C with ß 2 C Conversion factor 0 5 Temperature Range 0 0 to 70 0 C Resolution 0 1 C Accuracy 0 5 C Probe included HI1285 51 Battery life Approximately 150 hours of continuous use Auto shut off After 8 minutes of non use Battery type 1 x 9V Alkaline Environment 0 to 50 C 32 to...

Страница 7: ...rature 0 to 50 C 32 to 122 F Tip shape Spheric Ø 8 0 mm 0 31 Glass type Low Temperature LT Temperature sensor Yes Amplifier Yes Body material Polypropylene Dimensions Length 186 mm 7 32 Shaft length 95 mm 3 74 Shaft diameter 16 mm 0 62 Cable 1 m 3 3 with 8 pin DIN connector Plug DIN SN XXXXXXXX 0 to 13 pH 0 to 50 C 0 to 6 mS cm HI1285 51 ...

Страница 8: ...on the back of the instrument to open the battery compartment Remove the old battery Insert one new 9 V Alkaline battery in the battery compartment while paying attention to the correct polarity Close the battery compartment using the three screws Note If the battery percentage indicator is empty the battery level is too low and the battery needs to be replaced ...

Страница 9: ...ON Turn the instrument on by pressing the On Off key 5 4 SENSOR PREPARATION CONDITIONING 1 Remove the protective cap 2 If the protective cap does not contain any liquid pour HI70300 Storage solution into the cap 3 Place it back on the sensor and soak for at least 30 minutes before use 4 Rinse with tap water prior to Calibration or Measurement ...

Страница 10: ...pH key to select pH measurement mode 3 Remove the protective cap and rinse the probe 4 Pour buffer solution into a clean beaker 5 Immerse the tip of the probe 4 cm 1 1 2 in selected buffer and wait a few minutes for the measurement to stabilize 6 Press the temperature key C to measure buffer solution temperature Take a note of the displayed value 7 Rotate the calibration knob to adjust the pH valu...

Страница 11: ...ent to cover the sensing portion of the probe 4 cm 1 1 2 If possible use plastic beakers to minimize any EMC interferences For accurate calibration and to minimize cross contamination use two beakers one for rinsing the probe and one for calibration 2 Raise and lower the probe in the standard to ensure the entire cell area is filled with standard 3 Shake any bubbles off the two electrodes prongs 4...

Страница 12: ...rinse the probe with some of the sample to be measured next 7 2 EC TDS Immerse the probe tip 4 cm 1 into the sample If possible use plastic beakers to minimize any EMC interferences Tap the probe lightly on the bottom of the beaker to remove any air bubbles trapped inside Press the μS cm or ppm key to select EC or TDS measurement mode or Wait a few minutes Displayed measured value in μS cm or ppm ...

Страница 13: ...t to stabilize Read value is displayed on the LCD 12V3 received from Mech 7 4 WARNINGS pH EC TDS If measured value is outside the parameter limit of the instrument the maximum or minimum value is displayed blinking If a broken wrong probe has been connected is displayed Temperature If the probe is not connected or if a broken wrong probe has been connected is displayed ...

Страница 14: ... 02 6 85 7 00 9 14 9 96 35 95 4 03 6 84 6 99 9 11 9 92 40 104 4 04 6 84 6 98 9 07 9 88 45 113 4 05 6 83 6 98 9 04 9 85 50 122 4 06 6 83 6 98 9 01 9 82 55 131 4 08 6 84 6 98 8 99 9 79 60 140 4 09 6 84 6 98 8 97 9 77 65 149 4 11 6 84 6 99 8 95 9 76 70 158 4 12 6 85 6 99 8 93 9 75 If the buffer temperature is 25 C the display should show one of the following pH values 4 0 7 0 10 0 If the buffer tempe...

Страница 15: ...y soaking it for 5 minutes in HI700661 Cleaning solution For particular impurities clean by soaking the sensor for 1 minute in HI7073 Protein cleaning solution or HI7077 Oil and fat cleaning solution After cleaning soak the sensor in HI70300 Storage solution for 30 minutes before calibrating EC portion After every series of measurements rinse the probe with tap water If a more thorough cleaning is...

Страница 16: ...ffer solution 500 mL HI7009L pH 9 18 buffer solution 500 mL HI7010L pH 10 01 buffer solution 500 mL Conductivity TDS Calibration Solutions HI7031L 1413 µS cm solution 500 mL HI7032L 1382 ppm mg L solution 500 mL Other Solutions HI700661P Cleaning solution 20 mL sachet 25 pcs HI70300L Storage solution 500 mL HI7073L Protein cleaning solution 500 mL HI7074L Inorganic cleaning solution 500 mL HI7077L...

Страница 17: ...ate collection point for recycling Ensuring proper product and battery disposal prevents potential negative consequences for the environment and human health which may be caused by inappropriate handling For more information contact your city your local household waste disposal service or the place of purchase RECOMMENDATIONS FOR USERS Before using these products make sure they are entirely suitab...

Страница 18: ... service is required contact your local Hanna Instruments office If under warranty report the model number date of purchase serial number engraved on the bottom of the meter and the nature of the problem 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 Returned Goods Authorization RGA n...

Страница 19: ...Hanna Instruments reserves the right to modify the design construction or appearance of its products without advance notice ...

Страница 20: ...World Headquarters Hanna Instruments Inc Highland Industrial Park 584 Park East Drive Woonsocket RI 02895 USA www hannainst com MAN9811 51 Printed in ROMANIA ...

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