DescriptionTermThe report control block controls the reporting processes forevent data as they occur. The reporting process continues aslong as the communication is available.Report Control BlockABB proprietary communication protocol used in substationautomation.SPAProtection and/or Control Product supporting the SPA protocolversion 2.5 or earlier.SPA deviceXML-based description language for configurations of electricalsubstation IEDs. Defined in IEC 61850 standard.Substation Configuration Lan-guage; SCLAbbreviations1.9.The following is a list of abbreviations associated with COM600 that you should befamiliar with. See also 1.8, Terminology.DescriptionAbbreviationAlarms and EventsAEApplication Service Data UnitASDUBuffered Report Control BlockBRCBData AccessDAData Message Code DefinitionDMCDData ObjectDOGateway, component connecting two communication networks togetherGWWeb Human Machine InterfaceWebHMIInternational Electrotechnical CommissionIECIntelligent Electronic DeviceIEDLocal Area NetworkLANLogical DeviceLDLogical NodeLNNetwork Control CenterNCCNorwegian User ConventionNUCObject Linking and EmbeddingOLEOLE for Process ControlOPCProtection & ControlP&CProgrammable Logic ControllerPLCProgram Organization UnitPOURequest To SendRTS11COM600 series 5.01MRS758692Slave Protocols (Ethernet) and Applications Technical Refer-ence Manual