SCPI Essential Order 
  Copyright © Itech Electronic Co., Ltd.  16 
locked and can’t be used. Send or receive orders without first sending the order 
to configure the remote control may cause unpredictable results. 
Order syntax 
SYSTem:REMote 
Parameter 
None 
SYSTem:LOCal 
This order is used to set the power supply to panel control mode through the 
RS232 interface. After execute this order, all the buttons on the front panel can 
be used. 
Order syntax 
SYSTem:LOCal 
Parameter 
None 
SYSTem:RWLock 
This order is used to set the power supply to remote control mode through the 
RS232 interface, and LOCAL is not available. Executing this order will set the 
power supply to remote  control  mode, the same  result  as order SYST:REM 
function, the only difference is this order will lock all the buttons on the front 
panel including LOCAL button (except Shift and Meter key).   
Order syntax 
SYSTem:RWLock 
Parameter 
None 
SYSTem:BEEPer 
This order is used to test the beeper, after execute this order, the power supply 
will issue a beep sound. 
Order syntax 
SYSTem:BEEPer 
Parameter 
None 
Return parameter 
None