Extech Instruments RF153 User Manual Download Page 2

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RF153-en-GB_V1.1 11/18

Table Contents

1. Introduction

2. Safety

3. Specifications

4. Product Descriptions

5. Operation

6. Maintenance

7. Customer Support

Summary of Contents for RF153

Page 1: ...USER MANUAL RF153 Brix Meter User Manual Translations available at www extech com...

Page 2: ...2 RF153 en GB_V1 1 11 18 Table Contents 1 Introduction 3 2 Safety 4 3 Specifications 8 4 Product Descriptions 10 5 Operation 12 6 Maintenance 20 7 Customer Support 22...

Page 3: ...le service 1 1 Features Wide measurement range Brix 0 53 Sugar content Brix display Refractive Index RI measurement High resolution Brix 0 1 Auto Temperature Compensation ATC Dual LCD display Low powe...

Page 4: ...nd fertilization For use in canning factories breweries beverage plants etc for quality control inspections to determine the degree of sugar Brix For use in restaurants for sweetness control Control t...

Page 5: ...P Int l Protection Classification Conforms to the IP65 waterproof specification You as the end user are legally bound EU Battery ordinance to return all used batteries disposal in the household garbag...

Page 6: ...personnel may do so This is high precision device do not apply excessive force or pressure to the LCD or prism Avoid shock and vibration Do not use this meter near magnets or magnetic fields Do not u...

Page 7: ...g Metals can damage the prism surface The prisms are coated for protection do not use acetone to clean the prism as this will harm the coating After use please follow the user manual instructions for...

Page 8: ...dex RI Ranges Brix Water 4 60o C 39 140o F 0 0 53 0 10 40o C 50 104o F Automatic Temperature Compensation RI Water 4 60o C 39 140o F 1 3301 1 4374 Temperature 4 0 60 0o C 39 0 140 0o F Accuracy Water...

Page 9: ...eezes displayed reading Low battery indication Four levels Data storage 10 storage locations Zero Function Zeros the display Auto Power Off 2 minutes approximately Power supply 2 x AAA batteries Dimen...

Page 10: ...m 3 Measure short press Zero long press Scroll up button short presses in Memory mode only 4 Power ON OFF long press RCL short press to select Memory mode 5 Unit button short press for RI BRIX long pr...

Page 11: ...11 RF153 en GB_V1 1 11 18 4 2 LCD Description 1 Temperature reading 2 Measurement mode 3 Zero function 4 Brix or RI reading 5 Temperature units 6 Battery status 7 Refractive index mode 8 Brix mode...

Page 12: ...Functions Power ON OFF Long press to turn the meter on All display symbols will appear for 2 seconds After power on the meter will show the ambient temperature along with dashes in the main reading ar...

Page 13: ...t the temperature units o C o F Adding a sample to the prism 1 Use a dust free cloth to wipe gently the prism surface 2 Use a non metallic spoon or dropper to place the sample on the prism 0 3 ml appr...

Page 14: ...ree cloth to wipe the prism surface Auto Measurements After placing the measurement liquid on the prism close the prism cover to start measuring The measurement result will display on the LCD and save...

Page 15: ...D and save to memory automatically see Section 5 2 If ERR is displayed an error has occurred please refer to Section 5 3 2 Press M Zero Calibration Placed distilled or tap water on the prism long pres...

Page 16: ...urement mode and the Memory mode Memory Mode When you access the Memory datalogger mode dat flashes before showing the stored readings Short press RCL Use the button to scroll through the stored readi...

Page 17: ...through up to 10 logged readings in sequence Press If a memory location is empty the LCD will display dashes for Temperature and Brix Clear Stored Readings To clear all stored readings In Memory mode...

Page 18: ...ent or sample temperature is 40o C 104o F or 10o C 50o F The temperature units will also flash The Brix reading will still display but the accuracy will not be optimum use for reference only When the...

Page 19: ...ight was too strong Close cover and try again Error 2 No Water Error There is no water or there is an insufficient amount of sample on the prism surface to perform a measurement Error 3 Temperature Ov...

Page 20: ...ach measurement 1 Use a cotton swab dipped in quality alcohol over 99 and wipe in concentric circles avoid using acetone 2 Use a dust free cloth to wipe the surface after using the alcohol 3 Store in...

Page 21: ...replace the batteries 1 Turn the meter off 2 Open the rear battery cover as shown in the diagrams below 3 Replace the batteries observing correct polarity 4 Close the battery cover 5 Fasten the compa...

Page 22: ...866 477 3687 International 1 603 324 7800 Calibration Repair and Returns email repair extech com Technical Support https support flir com Copyright 2018 FLIR Systems Inc All rights reserved including...