MSDR-D-KERN Digital Refractometer 
Introduction
Panel Descriptions
The Packing Accessories
- Packaging x1 The instructions x1 Dropper x1
- Screwdriver x1 USB Line x1 Charger x1
Display Areas and Buttons
Preparations before Operating
Install the Battery
Use the screwdriver to open the battery hatch.
USB Connection
Connect to USB for charging/connecting to the computer.
Booting and Measurement
Booting
Note :
- When used outdoors,please avoid strong light so as not to affect the measurement accuracy.
- Before dripping into the sample liquid, please clean the sample plate and Prism with soft clean cloth or soft paper.
- Please keep the instrument in a stable status to measure.
- Please ensure instrument, environment and sample are in the same temperature level before measuring.
Measurement
After tum on,clear the distilled water and dry the sample plate, drip 0.3~0.4ml sample then close the cover to measure.
If press the “Read” button for 2 seconds, the instrument would make the automatic measurements upon programmed times (default 15times), the final value is the average of 15 times’ measurements, After measurements, it will return to the normal state
and the scales display area would display the average of the automated measurements
The Calibration
The meter only supports pure water calibration. The calibration method is as follows: drop 0.4ml pure water then close the cover to measure.
Press “CAL” button once again during the ‘CAL’ flashing to start to calibrate. When the calibration is completed showing as follows. If no operations for 10seconds the instrument would return back to booting status.
If fail to complete the calibration, the multi-function display area would show an error code.
Scales converting and temperature systems converting
Scales Converting
Temperature System Converting
If exceed the temperature limitations, the signs “HHH” or “LLL” would show.
Turn Off
- After turn on if without any operations for 3 minutes, the instrument would be automatically turned off.
- Press “on/ off ” button for 2-3 seconds, the instrument would be turned off.
Maintenance and Preservation
- Please clean and wash the sample plate with distilled water and dry it with soft cleaning cloth or paper towel after finishing the measuring one kind sample.
- Never left the remains and residuals of samples in the sample plate for long time.
- After finishing measurements of the corrosive liquid, please clean the sample plate as quick as possible to avoid irreparable damage of the prism and metal surface of the plate.
- Please use soft cleaning cloth or paper towel to clean the sample plate to avoid scribing the prism’s glass.
- When the dropper and dust-free cloth are not used, please clean it with clean water and put it in the packing box after drying.
- If no using the instrument for a long time, please remove the battery, and preserved in a cool and dry environment.
Appendix
Performance:
The Error Codes Table
Documents / Resources
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KERN MSDR-D-KERN Digital Refractometer [pdf] User Manual MSDR-D-KERN, Digital Refractometer, MSDR-D-KERN Digital Refractometer, Refractometer |
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KERN MSDR-D-KERN Digital Refractometer [pdf] Instruction Manual MSDR-D-KERN Digital Refractometer, MSDR-D-KERN, Digital Refractometer, Refractometer |
