EXFO FTB -5240S/5240BP Optical Spectrum Analyzer - Manual (Page 509)

SCPI Command Reference
OSA 503
Product-Specific Commands—Description
:CALCulate[1..n][:WDM]:OSNR:
BANDwidth|BWIDth[:RESolution]
Description This command sets custom resolution
bandwidth value for WDM analysis OSNR
calculation.
At *RST, this value is set to 0.100 nm.
Syntax :CALCulate[1..n][:WDM]:OSNR:BANDwidth|BWI
Dth[:RESolution]<wsp><Resolution[<wsp>M]
>|MAXimum|MINimum|DEFault
Parameter(s) Resolution:
The program data syntax for <Resolution> is
defined as a <numeric_value> element
followed by an optional <SUFFIX PROGRAM
DATA> element. The allowed <SUFFIX
PROGRAM DATA> element is M. The
<Resolution> special forms MINimum,
MAXimum and DEFault are accepted on input.
MINimum allows to set the instrument to the
smallest supported value.
MAXimum allows to set the instrument to the
greatest supported value.