System:version - Keysight 8990B Programming Manual

22 SYSTem Subsystem

SYSTem:VERSion?

This query returns the version of SCPI used in the 8990B. The response is in the
form of XXXX.Y, where XXXX is the year and Y is the version number.
Syntax
Example
SYST:VERS?
546
:VERS
SYST
Queries which version of SCPI is used in the 8990B.
?
Keysight 8990B Programming Guide