User Manual

12 Visualisation with »VisiWinNET®«
12.6 OPC tunnel for local visualisation (integrated control system)
119
Lenze · Controller | Parameter setting & programming · Reference Manual · DMS 1.5 EN · 04/2014 · TD17
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12.6.4 Configure OPC tunnel
The OPC tunnel ...
• permits »VisiWinNET®« access to the OPC servers of the Controller
• "tunnels" all accesses via a special Ethernet port and hence offers the possibility of remote
access by security systems.
The OPCServer.ini configuration file
To be able to access the SoftPLC OPC server, the ...
• ... configuration name (standard value: PLC1) specified in the OPCServer.ini file must be used.
• ... respective node address of the device must be entered into the OPCServer.ini file
(value0=<Node address>).
The OPCServer.ini file is on the memory card of the Controller (directory: \USBStorage).
 Note!
If the Windows® XP firewall is activated, the port (standard setting: port 56765) needs
to be activated for the OPC tunnel!
 Note!
•The OPCServer.ini configuration file contains parameters which must be observed/
edited if the SoftPLC OPC server is to be used for communication.
• After edition of the configuration file, the Controller must be restarted for the
changes to take effect.
PLC0=PLC1 <-- Configuration name (standard value: PLC1)
...
[PLC:PLC1]
...
value0=0731 <-- Node address (example: 731)