EXFO IQS-3150 Variable Attenuator for IQS-500/600 - Manual (Page 115)

SCPI Command Reference
Variable Attenuator 109
Product-Specific Commands—Description
:INPut[1..n]:REFerence?
Description This query returns either the current or the
minimum/maximum reference value for the
attenuation.
At *RST, the reference value that will be set
depends on the instrument you have.
Syntax :INPut[1..n]:REFerence?[<wsp>MAXimum|MINi
mum|DEFault]
Parameter(s) Parameter 1:
The program data syntax for the first parameter is
defined as a <CHARACTER PROGRAM DATA>
element. The allowed <CHARACTER PROGRAM
DATA> elements for this parameter are:
MAXimum|MINimum|DEFault.
MINimum is used to retrieve the instrument's
lowest supported value.
MAXimum is used to retrieve the instrument's
highest supported value.
DEFault is used to retrieve the instrument's
default value.
Response Syntax <Reference>