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Summary of Contents for Sper scientific 300056
- Page 1 300056 ~ 300057 INSTRUCTION MANUAL...
- Page 2 1. Introduction ........2 2. Panel Description ......3%4 3. Calibration........5 4. Measurement....... 6 • Models with Multiple Scales ..7 • Notes and Precautions ..... 7%8 5. Zero Checking......9 6. Battery Replacement ....9 7. Specifications ......10%11 8.
- Page 3 1. Stainless Steel Sample Plate 2. Prism Cover 3. Prism 4. Keypad 5. Battery Compartment % 3 %...
- Page 4 ▼ 4 custom scale Keypad for Single Scale Models Custom Scale READ 6. Display 7. Active Scale Indicator 8. SCALES button 9. READ button 10. ZERO button % 4 %...
- Page 5 Calibration should be performed daily before sample testing begins. For best results, perform the calibration in a controlled environment of 68°F (20°C). Allow the refractometer and the distilled water to acclimate to the ambient environment. Clean the (3) before and after every use.
- Page 6 Clean the (1) and (3) before and after every use. When the temperature difference between the ambient temperature and the refracto% meter is greater than 10°F (5°C), place the refractometer in the lab and allow it to adjust to the ambient temperature. Allow apx.
- Page 7 !"# $ "!% &' Follow the measurement instructions (page 6), then press the button and hold the button for 1 second to cycle through the options. "% % %" is displayed and the (7) indicator "▼" points to the selected scale. With the desired scale selected, press the (9) button to obtain the results.
- Page 8 Do not drop or shake the unit. Use the protective carrying case to prevent physical damage. ))'"!& ' !(* If the readings are significantly above or below the expected results, consider the following: Sample contains more than one dissolved solid. For example, if the sample contains both salt and sugar, a Brix refractometer will not display the true sugar content because the salt content will skew the brix...
- Page 9 Use this function to check the nD value of the zero setting for distilled water. Fill the (3) with a standard solution of distilled water (0.0) that is the same tem% perature as the solution to be tested. Close the (2).
- Page 10 Weight 5.3 oz, 150 grams 5" x 2 " x 1 " Dimensions 120 x 65 x 30 mm Storage 14~122°F (–10~50°C) Environment Below 90% RH Operating Below 2000m sea level Environment 32~104°F (0~40°C) Battery Life Approx. 8000 tests Protective Case 1.5V AAA Battery Included Distilled Water...
- Page 11 0& ("!($ Scale Range Res. Accuracy Use pure distilled water as the calibration solution for all models.
- Page 12 If your model has since been discontinued, an equivalent Sper Scientific product will be substituted if available. This warranty does not cover probes, batteries, or damage resulting from accident, misuse, or abuse of the product.
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