Values of communication lines
An object of Line type can acquire the following values in D2000 system:
| Object value | Description |
|---|---|
| True | Line is working. |
| False |
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.
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