User ManualTable of ContentsIntroduction5System Requirements5OPC Overview5OPC Server Overview6Getting Started7Installation7Matrikon OPC Server7Standard OPC Proxy/Stubs7Standard OPC Server Browser8Matrikon OPC Common Components8Matrikon OPC Explorer8Matrikon OPC Automation Component8Installation Options9Licensing9Command-Line9Configuration10Starting Up10Server Configuration12Allen Bradley14Define an Allen-Bradley PLC15Alias Configuration16Save the Configuration18DCOM Configuration19Statistics19Options19General20Logging20Advanced22Shutting Down22Matrikon OPC Explorer23View Available OPC Servers23Connect to an OPC Server23Add OPC Groups24Add OPC Items24Item ID25Access Path25Browse the Server Address Space25Requested Data Type26Active State26Validate the OPC Items26Read Real-time Values26Update Rate26Active State26Data Display26I/O Method27Time Bias27Dead-band28Advise Log28Write Control Values28Options29General29Data Transfer29Data Display29COM29Save the Session29Matrikon OPC Automation Component30Troubleshooting31Appendix A - Item ID Syntax33Add Items33Read and Write Data33Appendix B - Performance34Appendix C - Distributed COM (DCOM)35C.1 DCOM Configuration Utility35C.2 Default Properties35C.3 Security Permissions36C.4 Server Identity38C.5 Default Protocols38C.6 Remote Program ID39Appendix D - OPC Compliance40D.1 OPC Server Object40D.2 OPC Group Object40D.3 Server Registration41Appendix E - OPC Quality Flags42Appendix F - VARIANT Data Types44Appendix G - OPC I/O Methods45G.1 Synchronous Versus Asynchronous I/O45G.2 Device Versus Cache Reads45G.3 OPC DA 2.0 versus 1.0a Asynchronous I/O46Appendix H - Alias Configuration47H.1 Scaling Expressions47H.2 Configuration CSV Format48Size: 979 KBPages: 49Language: EnglishOpen manual