Sets the constant voltage control mode. This cannot be set when the output is on.
|Value||NONE||Panel control (default)|
|VOLTage||External voltage control|
|RESistance||External resistance control 10 kW -> MAX OUT|
|IRESistance||External resistance control 10 kW -> 0 OUT (FAIL SAFE)|
|FVOLtage||External voltage control (FAST)|
For the setting that is applied when *RST is sent, see Table.
Note : FVOL parameter is available for 8 kW type products only.
Returns the constant voltage control mode as character data in response to VOLT:EXT:SOUR?.