Is the COM port in use by another application or are the settings incorrect?
Is the device (PLC) that you are trying to communicate with connected to the power supply?
Is the cable between PLC and PC/IPC connected correctly?
Have you analyzed the error file (which errors did occur)?
For additional error analyses, please send a project backup and the LOG file of the DiagViewer to the support team responsible for you.
© COPA-DATA. For any questions regarding the documentation please contact: