Sper Scientific 300038 Software for 300037 Refractometer - Manual (Page 4)

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9. The software will automatically attempt to detect the available Serial (COM) Ports on your PC.
The default Baud Rate, Data bit, Parity Check and Stop bit are shown in Figure 1.
Figure 1
10. Click to select the appropriate Serial Port (COM 1-8). If you are not sure which serial (COM) port to
use consult either the Microsoft Window’s Device Manager or your system administrator.
11. Next check that the software can obtain a measurement from the refractometer using the serial (COM)
port you selected.
12. Place any test solution on the refractometer prism and close the black cover.
13. Browse to the Function menu and click on Measurement OR click on the Measurement icon
located on the Toolbar.
At this point you should see a Value and Temperature displayed in the Refractometer software application.
(See Figure 4)