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Knowledge Base

OPC Server for Modbus
How can I configure the Modbus Server for Serial Communication?
How can I configure the Modbus Server for TCP/IP Communication?
How can I improve performance during reads?
What is the current shipping version of the OPC Server for Modbus? When was it released?
How can I get the latest version of the OPC Server for Modbus?
A command prompt repeatedly pops up during installation. What's wrong?
The install off of the website does not work!
I need to be logged in as an Administrator to run the install. Why?
How long can I try the install?
Is there any difference between a demonstration license and a permanent license?
How can I set up my permanent software license?
How do I set up my permanent hardware license?
How can I check the status of my software licensing?
What are some reasons why my software license would fail?
How can I move my software license to a new machine?
Where can I find my transaction number?
Why am I getting this PSTCFG error when I try to launch the server?
How can I get device-level redundancy from my OPC Server for Modbus?
How can I move data from another OPC Server into my Modbus Server?
How can I set up a redundant OPC Server for Modbus?
Is there any way for me to save a history of my previous data?
What do I need to know if I am trying to set up a remote OPC Client?
How can I get one particular bit out of a register?
Where can I find advanced options for manipulating my data?
How can I merge two 16-bit fields?
What should I do if my tag quality is Bad?
While configuring Modbus, I get an error 'This item is set to broadcast (address 0)'. What's this?
How can I connect OPC Explorer to the OPC Server to test the connection?
My tags will not validate! What should my tags look like?
Why am I getting an error in Explorer when I try to connect to the server?
What is this 'aprxdist' error on install?
I just installed the OPC Server. Why can't I see it's program ID in OPC Explorer?

Knowledge Base

OPC Server for Modbus