Command
:SYSTem:PERSona:MODel:DEFault
This command reverts the model number to the default.
Ena.WriteString ":SYST:PERS:MOD:DEF", True
*IDN
:SYST:PERS:MOD
:SYST:PERS:DEF
None
SCPI.SYSTEM.PERSONA:MODEL:DEFAULT