Values of communication lines
An object of Line type can acquire the following values in D2000 system:
|True||Line is working.|
Line is not working.
Note: Solving the line failure problems depends on the line category. Each line generates the output file called line_name.log placed in the subdirectory TRACE of the application directory. The file contains detailed information about the error.
Object value of category Communication lines can have set also the flags (user attributes). Currently they are implemented for following combinations of line categories and communication protocols:
- Line category TCP/IP-TCP and communication protocol IEC 870-5-104 Server: flags inform about connected clients. For detailed description see note in the description of the protocol.