Milwaukee MA886 Instruction Manual

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INSTRUCTION MANUAL

Milwaukee Refractometer

MA886

Refractometer for Sodium

Chloride Measurements

www.milwaukeeinst.com

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Page 1 INSTRUCTION MANUAL Milwaukee Refractometer Milwaukee Refractometer Milwaukee Refractometer Milwaukee Refractometer Milwaukee Refractometer MA886 Refractometer for Sodium Refractometer for Sodium Refractometer for Sodium Refractometer for Sodium Refractometer for Sodium Chloride Measurements Chloride Measurements Chloride Measurements Chloride Measurements Chloride Measurements www.milwaukeeinst.com...
Page 2 Instruction Manual MA886 Refractometer for Sodium Chloride Measurements TABLE OF CONTENTS FUNCTIONAL DESCRIPTION ................3 GENERAL DESCRIPTION ..................5 SPECIFICATIONS ....................6 PRINCIPLE OF OPERATION ................6 MEASUREMENT GUIDELINES ................8 CALIBRATION PROCEDURE ................8 MEASUREMENT PROCEDURE ................10 CHANGING MEASUREMENT UNIT ..............11 CHANGING TEMPERATURE UNIT ..............
Page 3: Functional Description
sale@ponpe.com www.ponpe.com www.milwaukeeinst.com FUNCTIONAL DESCRIPTION DISPLAY DISPLAY DISPLAY DISPLAY DISPLAY A. BATTERY STATUS ICON (BLINKS WHEN LOW BATTERY CONDITION DETECTED) B. MEASUREMENT IN PROGRESS TAG C. SETUP: FACTORY CALIBRATION TAG D. CAL: CALIBRATION TAG AUTOMATIC TEMPERATURE COMPENSATION (BLINKS WHEN TEMPERATURE EXCEEDS 10-40 °C / 50-104 °F RANGE) PRIMARY DISPLAY (DISPLAYS MEASUREMENT AND ERROR MESSAGES) G.
Page 4 Instruction Manual MA886 Refractometer for Sodium Chloride Measurements FRONT PANEL FRONT PANEL FRONT PANEL FRONT PANEL FRONT PANEL A. LIQUID CRYSTAL DISPLAY (LCD) B. READ KEY (USER MEASUREMENT) C. ZERO KEY (USER CALIBRATION) D. RANGE KEY (USER MEASUREMENT UNIT) ON/OFF STAINLESS STEEL SAMPLE WELL AND PRISM G.
Page 5: General Description
Thank you for choosing Milwaukee. This instruction manual will provide you the necessary information for correct use of the meter. The MA886 is an optical instrument that employs the measurement of the refractive index to determine sodium chloride concentration in aqueous solutions used in food preparation.
Page 6: Specifications
Instruction Manual MA886 Refractometer for Sodium Chloride Measurements SPECIFICATIONS c i f y t i B ° é C ° ° ( C ° ° C ° ° ± ± ± ± ± C ° ± ° Light Source Yellow LED Measurement Time Approximately 1.5 seconds...
Page 7 In the MA886 refractometer, 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.
Page 8: Measurement Guidelines
Instruction Manual MA886 Refractometer for Sodium Chloride Measurements MEASUREMENT GUIDELINES • Handle instrument carefully. Do not drop. • Do not immerse instrument under water. • Do not spray water to any part of instrument except the “sample well” located over the prism.
Page 9 sale@ponpe.com www.ponpe.com www.milwaukeeinst.com 2. Using a plastic pipette, fill the sample well with distilled or deionized water. Make sure the prism is completely covered. Note: If the ZERO sample is subject to intense light such as sunlight or another strong source, cover the sample well with your hand or other shade during the calibration.
Page 10: Measurement Procedure
Instruction Manual MA886 Refractometer for Sodium Chloride Measurements 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.
Page 11: Changing Measurement Unit
sale@ponpe.com www.ponpe.com www.milwaukeeinst.com 5. Using a plastic pipette, rinse prism and sample well with distilled or deionized water. Wipe dry. The instrument is ready for the next sample. CHANGING MEASUREMENT UNIT Press the RANGE key to select measurement units. The instrument toggles between the four measurement scales each time the key is pressed and the primary display indicates “G-G”...
Page 12: Changing Temperature Unit
Instruction Manual MA886 Refractometer for Sodium Chloride Measurements CHANGING TEMPERATURE UNIT To change the temperature measurement unit from Celsius to Fahrenheit (or vice versa), follow this procedure. 1. Press and hold the ON/OFF key continuously for approximately 8 seconds. The LCD will display the “all segment”...
Page 13: Error Messages
sale@ponpe.com www.ponpe.com www.milwaukeeinst.com ERROR MESSAGES l i t l i t ° ° < ° ° ° °...
Page 14: Battery Replacement
Instruction Manual MA886 Refractometer for Sodium Chloride Measurements BATTERY REPLACEMENT To replace the instrument’s battery, follow these steps: • Turn the instrument OFF by pressing the ON/OFF key. • Turn instrument upside down and remove the battery cover by turning it counterclockwise.
Page 15: Warranty
Damage due to accidents, misuse, tampering or lack of prescribed maintenance is not covered by the warranty. Milwaukee/Martini instruments reserves the right to make improvements in design, construction and appearance of its products without advance notice.
Page 16 THANK YOU FOR CHOOSING Sales and Technical Service Contacts: Milwaukee Electronics Kft. Alsókikötő sor 11. 6726, Szeged, Hungary Tel: +36-62-428-050 Fax: +36-62-428-051 e-mail: sales@milwaukeeinst.com Milwaukee Instruments, Inc. 2950 Business Park Drive Rocky Mount, NC 27804 USA Tel: +1 252 443 3630 Fax: +1 252 443 1937 e-mail: sales@milwaukeetesters.com...

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