197.2 Port connectionIn the "Port" section, choose the appropriate port for the converter. This will appear with thename of the port followed by XL1 and its serial number. Then click "Open".Connect the USB cable at one end to the converter and at the other to the computer where thesoftware is installed.Power on the electronic converter.Execute the program WinsmeterXL1 following the sequence Start – Programs – Tecfluid S.A. -WinsmeterXL1.