Opc server for ac 800M, Installation and Configuration
Section 3 - OPC Server Operation
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- Điều hướng trang này:
- Section 4 - Data Access
| Section 3 - OPC Server Operation
General ............................................................................................................................ 33 Session Log ..................................................................................................................... 33 Data Access Printouts to Session Log ................................................................. 34 Alarm and Event Code Printouts to Session Log................................................. 35 System Events to Session Log ............................................................................. 37 Power Failure .................................................................................................................. 39 Error Handling ................................................................................................................ 39 Performance .................................................................................................................... 39 Section 4 - Data Access General ............................................................................................................................ 41 Fast Initial Update................................................................................................ 42 OPC Data Access Server Behavior at Power Fail................................................ 42 Error Handling ..................................................................................................... 43 What Data Can Be Accessed?......................................................................................... 44 Applications ......................................................................................................... 44 Controllers ........................................................................................................... 44 Hardware Variables .............................................................................................. 45 Mapping of OPC ............................................................................................................. 45 Mapping IO Channel Status to OPC Quality....................................................... 45 Interfaces Supported ............................................................................................ 45 States of Status..................................................................................................... 46 OPC Data Access Overview ................................................................................ 46 Address Space...................................................................................................... 47 OPC Variables...................................................................................................... 47 Item Quality ......................................................................................................... 49 Writing ............................................................................................................ 50 Performance .................................................................................................................... 50 |