The following topics can help you learn more about controlling the PNA using COM.
COM versus SCPI
Configure for COM-DCOM Programming
Getting a Handle to an Object
COM Collections in the PNA
PNA Automation Interfaces
COM Data Types
Working with PNA Events
Read and Write Calibration Data using COM
C++ and the COM Interface
Using COM with .NET
See more PNA programming information and examples at:http://na.support.keysight.com/pna/programming/.