1
PROGRAMMABLE
DIGITAL REFRACTOMETER
300037
INSTRUCTION MANUAL
Page 1: ...1 PROGRAMMABLE DIGITAL REFRACTOMETER 300037 INSTRUCTION MANUAL ...
Page 2: ...rger the concentration of dissolved substances in the solution the higher the reading This high precision instrument is designed for laboratory accuracy The digital readout eliminates uncertainties while the water resistant design facilitates clean ups and protects the electronics from moist environments The large display provides clear readout for measurements and the sample temperature in additi...
Page 3: ...Error 8 Scale Indicator 9 Red LED 1 2 3 4 5 6 7 8 9 10 11 12 7 LCD 8 Prism plate 9 Prism 10 Cover 11 9V DC Power Input 12 USB Data Port 3 FACEPLATE LCD DISPLAY 1 Prism Temperature 2 ATC active 3 High Limit Alert 4 Low Limit Alert 5 Low Battery 6 Measurement Value 7 Calibration Error 8 Scale Indicator 9 Red LED 6 7 8 9 nD 76 4 F ATC H Limit L Limit 1 8 8 8 8 READ ZERO SCALES FUNC ENTER Y N ON OFF 1...
Page 4: ...temperature of the solution and the unit should be 65 72 F 18 22 C Close the COVER Press the ON OFF button to turn the unit ON Press the ZERO button for 3 seconds When the procedure is complete CAL will be displayed To check the nD value press the ZERO button once This data can be viewed at any time to show the last calibration value A flashing crosshair symbol is displayed when the calibration so...
Page 5: ...e at similar ambient temperatures ATC appears on the LCD when this function is activated To set the ATC function press the FUNC button as needed until ALC Y or N appears Press the SCALE button to toggle between on or off Press the READ button twice to exit Scale Selection Press the SCALE button to toggle though the scales The symbol indicates the active scale High Low Range Limit Alert Setting Hig...
Page 6: ...w Range Alert Press the FUNC button as needed until LL n appears Press the READ button and the last digit flashes Press the FUNC button as needed to return to the measurement screen ERRATIC READINGS A If the readings are significantly above or below the expected results consider the following B Sample contains more than one dissolved solid For example if the sample contains both salt and sugar a B...
Page 7: ... surfaces before and after use with a soft wet clean cloth or paper towel Other surfaces may be cleaned with a mild liquid dish detergent and water E Do not use in corrosive environments F Do not submerge the unit G This precision measuring instrument contains delicate optics and electronics Handle with care and do not drop H To avoid electric shock make sure the battery compartment is covered and...
Page 8: ...rvice ship the unit postage prepaid to SPER SCIENTIFIC LTD 8281 E Evans Rd Suite 103 Scottsdale AZ 85260 480 948 4448 The defective unit must be accompanied by a description of the problem and your return address Register your product online at www sperwarranty com within 10 days of purchase Rev 1 4 2016 SPECIFICATIONS Type Range Res Accuracy Brix 0 to 95 0 0 1 0 2 nD 1 3330 to 1 5318 0 0001 0 001...
