68 SMART Spectro 2 Operator’s Manual 04.16chosen. 1. DEGREE calculates the best straight line fit but without forcing the line throughthe origin. The minimum number of standards needed for a calibration is one for 1.DEGREE THRU.0 and two for 1. DEGREE.NOTE: 2. DEGREE and 3. DEGREE calculations are not available yet.13. Press *ENTER to select the desiredcurve fit type. The display will show theconstraints for the best fit line.1. DEGREE 465NMK0 = 0.6548K1 = 5.6365K2 = 0.0000K3 = 0.0000PRESS [EXIT] TO SKP...14. Press EXIT to return to the SELECTDEGREES menu. Press EXIT again toreturn to NEW CALIBRATION. Press EXITagain to return to the USER TEST menu.102 H2O 465NMNAME THE TESTSELECT WLNEW CALIBRATIONFORMAT RESULT SELECTING THE NUMERICAL FORMAT OF THE RESULTThe number of decimal places displayed for a result can be selected. A test which rangesfrom 20 to 1000 ppm should not be displayed with three decimal places. A test with arange from 0.010 to 0.500 needs three decimal places. The microprocessor will alwayscalculate the concentration to many more significant figures than will be displayed. Menuchoices of 0, 1, 2, or 3 decimal places will be given for the display.info@GlobalScientificSupply.comwww. GlobalScientificSupply .com GLOBAL SCIENTIFIC SUPPLYThe Laboratory Supply Company!