OPC Interface Specifications Version 3.0 NK823x Document No.
Siemens Building Technologies NK823x This workbook describes the objects provided by the Siemens OPC Data Access Server to represent the NK823x Legend ID Object Model Description
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0010 NK823x NK823x system object. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 3 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0020 NK823x BACnet client Any of the clients (up to 4) connected to the NK823x via the BACnet protocol. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal 3-Fault 1-Normal Fault OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 4 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0030 NK823x BACnet device BACnet device representing the communication characteristics of the NK823x unit. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 5 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0040 NK823x BACnet protocol BACnet protocol configuration object. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 6 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0050 NK823x COM Any of the COM ports (up to 4) of the NK823x unit. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal 3-Fault 1-Normal Fault OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 7 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0060 NK823x EPSS External power supply of the NK823x unit. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal 17-Emergency Power 1-Normal Mains Fault 3-Fault 1-Normal Fault 16-Abnormal 1-Normal Battery Low OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 8 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0070 NK823x Ethernet Any of the two ETH port of the NK823x unit. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal 3-Fault 1-Normal Fault OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 9 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0080 NK823x Event Enrollment BACnet Event Enrollment object for the Output object. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal 7-Active 1-Normal Active OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 10 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0090 NK823x Expansion Board Expansion board of the NK823x unit holding two additional COM ports (#3 and #4). Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 11 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0100 NK823x I2C DF8000 subsystem folder. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal 3-Fault 1-Normal Fault OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 12 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0110 NK823x Input Any of the Inputs (up to 3) connected to the NK823x unit. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal 7-Active 1-Normal Active OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 13 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0120 NK823x IO I/O folder. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 14 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0130 NK823x License Current status of the license of the NK823x unit. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal 3-Fault 1-Normal Invalid license OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 15 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0140 NK823x Logging Current status of the logging of the NK823x unit. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 11-Enabled Normal 267-Non Default Mode 12-Disabled Disabled 3-Fault 11-Enabled Fault OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 16 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0150 NK823x Output Current status of the Output object of the NK823x unit. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal 7-Active 1-Normal Active 269-Activate OPC DA Specifications_V3.0_NK823X.xlsx 276-Deactivate \ \ X X Page 17 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0160 NK823x Software Current configuration consistency of the NK823x unit. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 1-Normal Normal 22-Supervisory 1-Normal Software 3-Fault 1-Normal Fault OPC DA Specifications_V3.0_NK823X.xlsx \ \ \ \ Page 18 of 20
Siemens Building Technologies OPC Object Specifications ID Object Model Description NK823x-0170 NK823x Tamper Tamper object of the NK823x unit. Commands on OPC Item Mode States OPC Item PresentValue OPC Item Mode Result State 0-Quiet 11-Enabled Normal X 8-Tamper 11-Enabled Tamper alarm X 267-Non Default Mode 12-Disabled Tamper disabled 11-Enable OPC DA Specifications_V3.0_NK823X.xlsx 12-Disable \ \ X Page 19 of 20
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