Keysight E4990A - Page 655

Programming
645
:SYSTem:SECurity[:LEVel] {NONE|LOW|HIGH}
:SYSTem:SECurity[:LEVel]?
Description
This command sets/gets security level for frequency blanking. Once it
becomes HIGH, it cannot be changed.
Variable
Parameter Selection Option
Description The security level
Data Type Character string type (String)
Range NONE|LOW|HIGH
Preset Value NONE
Query Response
{NONE|LOW|HIGH}<newline><^END>
Examples
Dim Var as String
Var= "NONE"
Ana.WriteString ":SYST:SEC " & Var, True
Ana.WriteString ":SYST:SEC?", True
Var=Ana.ReadString
Equivalent Softkey
System > Service Menu > Security Level
COM Command Syntax (Internal Control Only)
SCPI.SYSTEM.SECURITY.LEVEL
:SYST:SERV
Type
Query
Syntax
:SYSTem:SERVice?
Description
This command reads whether the E4990A is in the service mode or not.
Query Response
{1|0}<newline><^END>