Exfo IQS-3150 Variable Attenuator for IQS-500/600 Instrukcja Użytkownika Pobierz pdf (Strona 139)

SCPI Command Reference

Variable Attenuator 133

Product-Specific Commands—Description

:OUTPut[1..n]:REFerence

Description This command sets a power reference value for

the current wavelength. When the instrument is

used in REFerence mode, the power is relative to

this reference value. This command will have no

effect when the instrument is used in Absolute or

X + B mode. This value is used only when the

POWer control mode is active.

At *RST, the value that will be set depends on the

instrument you have.

Syntax :OUTPut[1..n]:REFerence<wsp><Reference[<

wsp>DBM]>|MAXimum|MINimum|DEFault

Parameter(s) Reference:

The program data syntax for <Reference> is

defined as a <numeric_value> element

followed by an optional <SUFFIX PROGRAM

DATA> element. The allowed <SUFFIX

PROGRAM DATA> element is DBM. The

<Reference> special forms MINimum,

MAXimum and DEFault are accepted on input.

MINimum allows to set the instrument to the

lowest supported value.

MAXimum allows to set the instrument to the

highest supported value.

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Exfo IQS-3150 Variable Attenuator for IQS-500/600 Instrukcja Użytkownika Strona 139