INTRODUCTION This Sper Scientific Waterproof Digital Refractometer measures concentrations in Brix, 5 additional sugar scales, and Refractive Index with laboratory accuracy. The small, light, meter offers digital precision for field use. A protective IP67 waterproof case and a scratchproof sapphire lens ensure long-lasting durability and reliability.
MATERIALS SUPPLIED • Refractometer • One lithium-Ion battery • DC Power Adapter • Distilled Water • Transfer pipet • Instruction Manual • Carrying Case FEATURES • Measures Brix (sucrose), refractive index, dextran, fructose, glucose, lactose, and maltose • Covers the entire 0 ~ 95% Brix range •...
POWER SUPPLY The meter is powered by one rechargeable lithium-ion battery. An icon in the upper-right corner of the LCD indicates the level of battery power available: 75%-100% power 40%-75% power 15%-40% power Less than 15% power. (This icon will flash) The DC adapter included plugs into the port on the left side of the meter.
FRONT PANEL DESCRIPTION 1. POWER - Power on/off 2. READ - Read measurements /select scale 3. CAL - Calibrate meter 4. LENS COVER LCD DISPLAY 1. S 1 - Current scale number 2. BATTERY ICON - Battery power level 3. DISPLAY - Displays temperature and readings...
CALIBRATION Use distilled water (refractive index 1.3330 ~ 1.3340) to calibrate the meter. 1. With the meter turned off, place a few drops of distilled water on the lens. 2. Close the lid to cover the lens. 3. Press POWER to turn the meter on. 4.
MEASUREMENT PROCEDURES After calibration you can remove the distilled water from the lens and begin measurement. Note…Use a clean, lint-free cloth or tissue to remove solutions from the lens. 1. With the meter turned off, place a few drops of solution on the lens.
MEASUREMENT ERRORS Certain conditions can cause an error code to appear on the LCD: Error Code & Cause - - - There is no solution on the lens The measurement is above the upper limit The measurement is below the lower limit SPECIFICATIONS Measurement Scale Range...
If your model has since been discontinued, an equivalent Sper Scientific product will be substituted if available. This warranty does not cover probes, batteries, battery leakage, or damage resulting from accident, tampering, misuse, or abuse of the product.
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