Exfo FVA-3150 Variable Attenuator Manual do Utilizador descarregar pdf (Página 100)

Remote Control Commands

94 FVA-3150

Specific commands-Quick Reference Command Tree

INPut:WAVElength

Description This command selects a specific calibrated wavelength. The

wavelength range depends on the type and configuration of the

FVA-3150.

Syntax INP:WAVE<wsp><numeric_value>[<wsp><NM>]

Parameters The <numeric_value> parameter is the actual wavelength in

the format “9999.9 NM”. The units are optional.

Example INP:WAVE 1310 NM

Note This command cannot be issued while a program is running.

The INP:WAVE command is equivalent to the WVL command.

Both give the same result.

INPut:WAVElength?

Description This query returns a value indicating the currently selected

wavelength, the minimum available wavelength, or the

maximum available wavelength.

Syntax INP:WAVE?[<wsp><min_or_max>]

Parameters The <min_or_max> parameter is optional and can be

“MIN” to request the minimum wavelength

“MAX” to request the maximum wavelength

Response The wavelength in the format “9999.9”. The units are nm.

Example INP:WAVE? MAX or

INP:WAVE?

Note The INP:WAVE? command is equivalent to the WVL? command.

Both give the same result.

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