User Manual
18-112 SCPI Command Reference 2400 Series SourceMeter
®
 User’s Manual 
Read version of SCPI standard
VERSion?
:SYSTem:VERSion? Read SCPI version
Description This query command is used to read the version of the SCPI stan-
dard being used by the SourceMeter. Example code:
1996.0
The above response message indicates the version of the SCPI 
standard.
RS-232 interface
LOCal
:SYSTem:LOCal Take SourceMeter out of remote
Description Normally, during RS-232 communications, front panel keys are oper-
ational. However, the user may wish to lock out front panel keys dur-
ing RS-232 communications.
This action command is used to remove the SourceMeter from the 
remote state and enables the operation of front panel keys. Note that 
this command can only be sent over the RS-232 interface.
RWLock <b>
:SYSTem:RWLock <b> Disable or enable front panel keys
Parameters <b> = 0 or OFF Disable local lockout
1 or ON Enable local lockout 
Query :RWLock Query state of local lockout 
Description This command is used to enable or disable local lockout. When 
enabled, the front panel keys are locked out (not operational) when 
the instrument is in remote. When disabled, the front panel keys are 
operational in remote.
Removing the instrument from remote restores front panel keys 
operation but does not change the status of the :RWLock command.
Note that this command can only be sent over the RS-232 interface.
Query timestamp
TIME?
:SYSTem:TIME? Query timestamp
Query :TIME? Query timestamp
Description This query returns the current timestamp value.










