Keysight E4990A - Page 580

E4990A Help
570
Description Active channel number
Data Type Long integer type (Long)
Range 1 to 4
Preset Value 1
Query Response
{numeric}<newline><^END>
Examples
Dim Var as Long
Ana.WriteString ":SERV:ACH:ACT"& Str(Var), True
Ana.WriteString ":SERV:ACH:ACT?", True
Var=Ana.ReadString
Equivalent Softkey
No equivalent key is available on the front panel.
COM Command Syntax (Internal Control Only)
SCPI.SERVICE.ACHANNEL.ACTIVE
:SERV:ACH:COUN
Type
Query
Syntax
:SERVice:ACHannel:COUNt?
Description
This command returns the number of channels.
Query Response
{numeric}<newline><^END>
Examples
Dim Var as Long
Ana.WriteString ":SERV:ACH:COUN?", True
Var=Ana.ReadString
Equivalent Softkey
No equivalent key is available on the front panel.
COM Command Syntax (Internal Control Only)
SCPI.SERVICE.ACHANNEL.COUNT