EXFO IQS-3150 Variable Attenuator for IQS-500/600 - Manual (Page 121)

SCPI Command Reference
Variable Attenuator 115
Product-Specific Commands—Description
:OUTPut[1..n]:ALC[:STATe]
Description This command activates or deactivates the
power tracking that controls the output power
level. The power tracking is done via the ALC
(Automatic Leveling Control) loop. The state of
the ALC loop (on or off) is used only when the
POWer control mode is active.
At *RST, this value is set to off.
Syntax :OUTPut[1..n]:ALC[:STATe]<wsp><State>
Parameter(s) State:
The program data syntax for <State> is defined
as a <Boolean Program Data> element. The
<State> special forms ON and OFF are accepted
on input for increased readability. ON
corresponds to 1 and OFF corresponds to 0.
The <State> parameter corresponds to the new
state of the ALC (Automatic Leveling Control)
loop.
OFF: No power tracking will be performed.
ON: Power tracking is activated.
See Also :OUTPut[1..n]:ALC[:STATe]?
:CONTrol[1..n]:MODE
:OUTPut[1..n]:DTOlerance
:OUTPut[1..n]:POWer
:OUTPut[1..n]:RPOWer