MadgeTech has an interface FAQ to help customers trouble shoot. Q: The LED on my data logger blinks as if it has already started, but I cant communicate with the software?
Check cable connections to ensure both ends of the interface cable are fully inserted into the data logger, and the PC. Make sure the correct COM port and baud rate are selected. It is helpful to try another computer or interface cable. If the problem persists, contact MadgeTech for return merchandise authorization (RMA) service at support@madgetech.com. Q: I have recently purchased a data logger and am having issues communicating with it from my computer via the RS232 PC interface cable (IFC110). A: Make sure you know what COM port and baud rate you are using. Most built-in PC COM ports are designated as COM1, but this will vary by model. You may also be using a USB to Serial (RS232) adapter, which sets the COM port during installation. Check the COM ports that are available on your PC in the Windows Device Manager (located in the System Control Panel) under Ports: COM and LPT. Once you have determined which COM port you will use, select it in the Communication menu. Make sure the bau