User manual

IEC61131 User and Reference Manual
April 22, 2008
38
DNP/TCP
The DNP/TCP protocol driver is used to communicate over an Ethernet DNP network to
SCADAPack controllers configured for DNP/TCP communication.
 To configure a DNP/TCP protocol connection, highlight DNP/TCP in the Communication
Protocols window and click the Configure button. The DNP/TCP Configuration window
is displayed.
 To select a configured DNP/TCP protocol connection, highlight DNP/TCP in the
Communication Protocols window and click the OK button.
 To close the dialog, without making a selection click the Cancel button.
General Page
When DNP/TCP protocol is selected for configuration the DNP/TCP Configuration dialog is
opened with the General tab selected as shown below.
The DNP Communication Settings grouping contains DNP specific communication
settings including the DNP Station address, the timeout interval as well as the number of
attempts.
The RTU Station parameter specifies the DNP station number of the target device. The
valid range is 0 to 65519. The default is station 1.
The Timeout parameter specifies the length of time, in seconds, to wait for a response from
the controller before retrying (see Attempts) or ultimately failing. Valid values are 1 to 255.
The default value is 3 seconds.