Related Manuals for Hanna Instruments HI 96802
Summary of Contents for Hanna Instruments HI 96802
- Page 1 Instruction Manual HI 96802 Refractometer for Fructose Measurements w w w. h a n n a i n s t . c o m www.ponpe.com sale@ponpe.com...
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Page 2: Table Of Contents
A defective instrument must be returned in its original packing. 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. www.ponpe.com... -
Page 3: General Description
Hanna’s years of experience as a manufacturer of analytical instruments. The HI 96802 is an optical instrument that employs the measurement of refractive index to determine the % Fructose in aqueous solutions. The method is both simple and quick. Samples from expressed, reconstituted or concentrated juice are measured after a simple user calibration with deionized or distilled water. -
Page 4: Principle Of Operation
In the HI 96802, light from an LED passes through a prism in contact with the sample. An image sensor determines the critical angle at which the light is no longer refracted through the sample. The HI 96802... -
Page 5: Functional Description
FUNCTIONAL DESCRIPTION TOP VIEW 1. Liquid Crystal Display (LCD) 2. Secondary Display 3. Primary Display 4. READ Key (User Measurement) 5. ZERO Key (User Calibration) 6. ON/OFF 7. Stainless Steel Sample Well and Prism BOTTOM 8. Battery Cover 9. Battery Compartment www.ponpe.com sale@ponpe.com... -
Page 6: Display Elements
DISPLAY ELEMENTS 1. Battery (blinks when low battery condition detected) 2. Primary Display (displays measurement and error messages) 3. Measurement in Progress Tag 4. SETUP: Factory Calibration Tag 5. CAL: Calibration Tag 6. Measurement Unit 7. Automatic Temperature Compensation (blinks when temperature exceeds 10-40 °C / 50-104 °F range) 8. -
Page 7: Calibration Procedure
CALIBRATION PROCEDURE Calibration should be performed daily, before measurements are made, when the battery has been replaced, between a long series of measurements, or if environmental changes have occurred since the last calibration. 1. Press the ON/OFF key, then release. Two instrument test screens will be displayed briefly;... -
Page 8: Measurement Procedure
MEASUREMENT PROCEDURE Verify the instrument has been calibrated before taking measurements. 1. Wipe off prism surface located at the bottom of the sample well. Make sure the prism and sample well are completely dry. 2. Using a plastic pipette, drip sample onto the prism surface. Fill the well completely. -
Page 9: Making A Standard % Fructose Solution
MAKING A STANDARD % FRUCTOSE SOLUTION To make a Fructose Solution, follow the procedure below: • Place container (such as a glass vial or dropper bottle that has a cover) on an analytical balance. • Tare the balance. • To make an X Fructose solution weigh out X grams of high purity Fructose (CAS #: 57-48-7) directly into the container. -
Page 10: Battery Replacement
• Insert the back battery cover and fasten it by turning clockwise to engage. WARRANTY HI 96802 is guaranteed for two years against defects in workmanship and materials when used for their intended purpose and maintained according to instructions. This warranty is limited to repair or replacement free of charge. -
Page 11: Error Messages
ERROR MESSAGES r o r r c s t p i n o i l a r u l i . e r e l c r e w “ r r E “ r t s I . t o r r i s r e , s t s... - Page 12 Hanna Instruments Inc. Highland Industrial Park 584 Park East Drive Woonsocket, RI 02895 USA Technical Support for Customers Tel. (800) 426 6287 Fax (401) 765 7575 E-mail tech@hannainst.com www.hannainst.com Local Sales and Customer Service Office Printed in ROMANIA MAN96802 09/14 www.ponpe.com...