Technical
- ECN network settings affect on communications to devices on Windows Server OS 2008 or newer (including 2012, 2016 and 2019)
- Excel is Freezing when attempting to establish a DDE connection
- InTouch Script - Returning to primary server after failover
- Moving a window when the title bar is off the screen
- Log in as Administrator for Remote Desktop
- Connecting Unix System to Windows System
- I have data and systems protected by a firewall.
- Ignition SCADA Failover Redundancy
- Slow Communications on Server 2012 Virtual Machine
- Accessing Quality and Timestamp in InTouch
Products - General
- OS Support - Software Toolbox Product Minimum Versions for Windows 11 / Server 2022 & Higher
- OS Support - Software Toolbox Product Minimum Versions for Windows 10 / Server 2012 & higher
- MD5, SHA1, SHA2, SHA-256 Product Installer File Signatures
- Software Toolbox Products - OpenSSL version
- Request: Software Toolbox OPC Test Client Free Download
- Do you have a product that will allow me to develop a custom OPC Client Application?
- I would like to know if other process control technologies exist!
- Mukhaizna Oil Field Oman: Optimizing OPC connections with the OPC DataHub
OPC DA/OPC UA
Documentation
FAQs
- How to Address Strings from RSLinx in my OPC Client?
- Runtime license files, must ALL developers working on a project embed their license files into a Solution?
- What data types can not be used when logging to SQL Server using an ODBC connection?
- How do I connect to a Mettler Toledo IND560?
- Continuous Scan versus Periodic Scan in ControlLogix PLCs
- Does an event poll send back data that changed for ALL Class 1, 2, 3 data regardless of the unsolicited filter setting?
- Does an integrity poll send back ALL Class 1, 2 & 3 data regardless of the unsolicited filter setting?
- Is there a relationship between event poll and class filtering (unsolicited updates)?
- Support for TASE.2 (ICCP) Protocol for SCADA to SCADA communications
- What hardware do I need to communicate to a GE-FANUC CC by Ethernet?
- Omron CS1 Performance
- How can I display leading zeroes within Excel?
- Data Acquisition - What To Look For
Overviews
Demos
DCOM
Error Codes/Messages
- OPC UA Error Codes
- Modbus Vendor-Specific (Non-Standard) Exception Codes
- "No connection could be made because the target machine actively refused it"
- Server Execution Failed 0x80080005 when browsing Remote computers
- "Remote Data Not Accessible" with DDE Connection between Excel and DDE Server
- Must be in a multithreaded apartment Error in .NET Languages
- RSLinx - Getting Error: Class is not licensed for use 0x80040112
- Error: Communications error on COMn (***O***)
- I am connecting my OPC Client to a local OPC Server and I get an error 0x80040202 when running my application as a service.
- Connection Considerations with Triconex OPC A&E and DA Embedded Server (0x8007000e)
- Connecting to GE 90/30 Controller via CMM 321 Ethernet module on Windows Vista / 2008 / 7 Operating Systems
- Database connectivity problems, how can I connect to my database?
- Failed to obtain a valid CLSID for server
- Accessing remote OPC server - "Access is denied" 0X80070005
- OPC Common Questions - COM/DCOM Error Codes
- Socket Exception Codes
- Windows Server 2012 error "The server process could not be started because the configured identity is incorrect. Check the username and password".
- iFIX 5.1 (FIX.EXE) Crashes when using TOP Servers PDB Interface on Vista/Windows 7/Windows 2008 Server