User Manual
133 
1 
Command Error 
2 
Execution Error 
3 
Query Error 
4 
Input Range Error 
SYStem:EXTernal 
Description:  
Configure/Query the state/type of the analog external 
control. 
Syntax: 
SYStem:EXTernal<SP><type> 
SYStem:EXTernal? 
<type> - 0/OFF, 1/VOLT, 2/RES 
Example: 
SYS:EXT 1 
SYS:EXT VOLT 
Set to use voltage source for external analog control 
Query: 
SYS:EXT? 
Return String: 
2 
Currently set to resistance external control. 
Format: 
<type> 
SYStem:EXTernal:LEVel 
Description:  
Configure/Query voltage scale to use for external 
voltage control. 
Syntax: 
SYStem:EXTernal:LEVel<SP><scale> 
SYStem:EXTernal:LEVel? 
<scale> - 0/V10 or 1/V5 
Example: 
SYS:EXT:LEV V10  
SYS:EXT:LEV 0 
Selects 0-10 V scale to use for external voltage 
control. 
Query: 
SYS:EXT? 
Return String: 
0 
0-10 V scale is selected. 
Format: 
<scale> 
SYStem:GPIB:ADDRess 
Description:  
Configure/Query the GPIB address. 
Syntax: 
SYStem:GPIB:ADDRess<SP><address> 
SYStem:GPIB:ADDRess? 
<address> - 1 – 30 are valid numbers. 










