Lenze PLC Designer PLC Designer (R3-1) - Manual (Page 673)

L-force | PLC Designer
General Editors
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DMS 4.1 EN 03/2011 TD29 671
• Direct child of the data server plc or of the node with address:
This selection combines the two first options. Please insert the address of the
father in the edit field appearing to the right and pay attention to the requirements
on the router described under the first option.
Search-Type: From the selection list choose the type of search:
• First found device: The first device which matches the defined criteria, will be used.
• Exactly found device: Only a device exactly matching the specified criteria, will be
used.
2. Set the communication parameters
Login configuration
Login configuration: From the selection list choose one of the following options how
the login to the target device should be handled resp. which credentials will be
necessary:
• Login using the following credentials (empty user/password is ok if there is no user
management on the PLC): You must enter the credentials which are required by the
target device in the following fields Username and Password If the target has no
user management the fields can be left empty.
• Login using the credentials determined at runtime: This option should be activated,
if the user at runtime will be asked via a login dialog in a visualization for entering
the appropriate credentials.
• Omit the login to the device: This option should be activated if you are using an old
target device without any user management, so that no login procedure is
necessary.
Update configuration
Update while PLC is stopped: If this option is activated, the data source items will be
updated according to the specified update rate even if the PLC is currently stopped.
Otherwise no update will be done in stop status.
Update rate (ms): Update rate for the data source items in milliseconds. Default: 200
ms.
Expert settings: If this option is activated, the dialog will get extended by the following
settings:
Default Communication buffer: The buffer size for the communication data in Bytes.
Default: 50000.
Monitoring buffer: The buffer size for the monitoring data in Bytes. Default: 20000.