EXFO IQS-3150 Variable Attenuator for IQS-500/600 - Manual (Page 127)

SCPI Command Reference
Variable Attenuator 121
Product-Specific Commands—Description
DEFault allows the instrument to select a value
for the parameter.
The parameter corresponds to a valid
drift tolerance for the power tracking via the ALC
loop, in dB. You can use the
OUTPut[1..n]:DTOlerance? MAX and
OUTPut[1..n]:DTOlerance? MIN queries to
determine a valid range for the drift tolerance.
Example(s) INP:WAV 1310 NM
CONT:MODE POW
OUTP:POW -25.00 DBM
OUTP:ALC:STAT ON
OUTP:DTO 0.005 DB
See Also :OUTPut[1..n]:POWer
:OUTPut[1..n]:DTOlerance?
:OUTPut[1..n]:ALC[:STATe]
:OUTPut[1..n]:DTOlerance