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ardiextra:opcda [2023/11/28 00:28] – created optrixardiextra:opcda [2025/12/18 22:50] (current) – external edit 127.0.0.1
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 +====OPC-DA Driver===
 +
 +===Information===
 +
 +OPC-DA is an older standard for communicating live industrial data between systems.
 +
 +Although we [[moving_to_opc_ua|suggest upgrading your systems to the newer OPC-UA]] whever possible (this can be done using //OPC-UA wrappers//, leaving your existing infrastructure in place), we continue to support DA for legacy applications.
 +
 +^Driver Info^Detail^
 +|Driver Type:|**Live Only**|
 +|Platforms:|**Windows Only**|
 +
 +===Driver Settings===
 +
 +This driver has two options.
 +
 +^Option^Description^
 +|Address|The address of the OPC-DA host machine|
 +|Server Name|The name of the specific OPC-DA service to connect to on that machine|
 +
 +===Point Settings===
 +
 +OPC-DA points only have one setting - the **full address** of the point. 
 +
 +DA addresses are separated by slash (/) characters.
 +