OPC Data Logger

Project Configuration/Management

• Using 24-Hour Format in Text File Spanning File Name
• Data Logger is not logging the Timestamps down to the MSEC resolution, just the MINUTE
• Does the logger store quality as well as tag value?

Application Notes

• Logging Data from 9am to 5pm Daily
• Logging from two Data Collectors to a single Data Storage Component
• What Data will be Logged
• Writing a Single Row of Data on Command
• How Data Will Be Logged
• When will Data be Logged
• Where Data will be Logged
• Starting and Stopping logging based on a Tag

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Tutorials

• Video: Logging to SQL Server (8:49)

FAQs

• Adding Multiple Data Stores to Data Logger
• Logging OPC Data to an Oracle database on Unix
• How can data from iFIX Process Database be logged to a Text File?
• SQL Server: data is logged in the table as "Binary"
• Case Study: Logging OPC Data to Oracle Databases at Unifi Technology Group

Error Codes/Messages

• Problems connecting to SQL 2005: SQL Server does not exist or access denied
• Getting error: Cannot complete startup ... Exception was thrown: DataLinkDAL Execute Exception: Index and length must refer to a location within the string. Parameter name: length
• Install says I need to open port 8148 to configure the service
• Server unable to convert error code (0xc0040007) to a description. The call returned with error (0x80004005)
• I receive error "Unable to modify group status to 'True' -2147220992" when I 'Start Logging'. But I can log with the Test Run.
• "Database could not allocate space for object [TableName] in database [DatabaseName] because the primary filegroup is full" error when logging to SQL Server
• Receiving Error Code 0x80004002 when trying to Test Log to a Text File
• Cannot complete startup on . Exception was thrown: Schema has changed: Data Type incompatibility...
• Warning: Server has adjusted the group Scanrate to 1 msec
• Error inserting a value into a 'timestamp' column

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