Hanna Instruments HI 93703 Instruction Manual
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Hanna Instruments HI 93703 Instruction Manual

Hanna Instruments HI 93703 Instruction Manual

Portable microprocessor turbidity meter
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Instruction Manual
HI 93703
Portable Microprocessor
Turbidity Meter
1

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Summary of Contents for Hanna Instruments HI 93703

  • Page 1 Instruction Manual HI 93703 Portable Microprocessor Turbidity Meter...

  • Page 2: Table Of Contents

    Dear Customer, PRELIMINARY EXAMINATION ® Thank you for choosing a HANNA instruments Remove the instrument from the packing material product. and examine it to make sure that no damage has Please read this instruction manual carefully occurred during shipping. If there is any damage, before using the instrument.

  • Page 3: Principle Of Operation

    LIGHT DETECTOR HANNA instruments has chosen 10 FTU * as the calibration point because it is the value IR LED 90° SCATTERED that best fits the water turbidity measure-...

  • Page 4: Functional Description

    SPECIFICATIONS FUNCTIONAL DESCRIPTION Range 0.00 to 50.00 FTU * 50 to 1000 FTU * Resolution 0.01 and 1 FTU * Accuracy ±0.5 FTU* or ±5% of reading (whichever is greater) Typical EMC Deviation ±2% FS Calibration 3 point (0, 10 and 500 FTU*) Light Source Infrared LED Light Source Life...

  • Page 5: Operational Guide

    • Wipe the cuvette thor- OPERATIONAL GUIDE oughly with a lint-free tissue (HI 93703-70) To prepare the instrument for taking before inserting into measurements, first install the batteries (see the measurement Battery Replacement section on page 17) and cell. The cuvette then turn the instrument on.

  • Page 6: How To Ensure Accurate Measurements

    If you experience any problems in taking mea- surements, please contact your dealer or the nearest Hanna Instruments Customer Service Department. * 1 FTU = 1 NTU * 1 FTU = 1 NTU...

  • Page 7: Sources Of Interferences

    SOURCES OF INTERFERENCE CALIBRATION • Presence of floating debris and coarse sedi- ments which settle out rapidly will give false A monthly calibration is recommended. To readings. check the date of last calibration, simply hold the DATE/ key down for few seconds. •...
  • Page 8 • To confirm the dis- played data values • Insert the cuvette with and to go to the next the HI 93703-10 step, press the CAL AMCO-AEPA-1 stan- key once. A blinking dard @10 FTU* into "ZERO" message will the measurement cell appear.

  • Page 9: How To Ensure Accurate Calibration

    The instructions listed below should be carefully mary standards: AMCO-AEPA-1 and formazine. followed during testing and during calibration: HANNA instruments supplies HI 93703 with the AMCO-AEPA-1 which has a much longer shelf • All glassware that comes into contact with life at all concentrations (approximately six standards should be maintained clean.

  • Page 10: Battery Replacement

    Battery replacement must only take place in a BATTERY REPLACEMENT safe area and using the battery types specified in this instruction manual. All components have been selected to mini- mize current drain without compromising func- tionality. To install or replace the batteries, turn the unit off In order to minimize the battery consumption, and unscrew the 2 screws...

  • Page 11: Lcd And Error Messages

    LCD AND ERROR MESSAGES HI 93703 will display several different LCD "Sample In Progress": messages to help the user throughout all opera- measurement is being per- tions. formed. The meter is in a ready state Low battery: when this mes- and measurement or calibra- sage appears, the instru- tion can be performed.

  • Page 12: Accessories

    30 mL HI 93703-50 Cuvet cleaning solution, 230 WARRANTY All Hanna Instruments meters are warranted for two years against defects in workmanship and materials when used for their intended purpose and maintained Recommendations for Users according to instructions. This warranty is limited to repair Before using this product, make sure that it is entirely suitable for the environment or replacement free of charge.
  • Page 13 SALES & TECHNICAL SERVICE CONTACTS 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. (210) 823.5192 • Fax (210) 884.0210 Indonesia: Tel.

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