Language Dictionary 3
Keysight Models 6811C, 6812C, and 6813C Programming Guide 211
*OPT?
This query requests the ac source to identify any options that are installed.
Options are identified by a number.
This query returns 0 if no options are installed.
For Keysight 6811C/6812C/6813C Option 020 only, this query returns 20.
For Keysight 6812C/6813C Option 026 only, this query returns 26.
Query syntax *OPT?
Returned parameters <AARD>