User Manual

OPC Object Specifications
Siemens
Building Technologies
ID Object Model Description
NK823x-0090
NK823x Expansion Board
OPC Item PresentValue
OPC Item Mode Result State \ \ \ \
0-Quiet 1-Normal Normal
Expansion board of the NK823x unit holding two additional COM ports (#3 and #4).
States
Commands on OPC Item Mode
OPC DA Specifications_V3.0_NK823X.xlsx Page 11 of 20