EXFO IQS-3150 Variable Attenuator for IQS-500/600 - Manual (Page 112)

SCPI Command Reference
106 IQS-3150
Product-Specific Commands—Description
The response represents
either the current or the MINimum/MAXimum
relative attenuation, in dB.
a) In ABSOLUTE mode,
= absolute attenuation + offset value.
b) In REFERENCE mode,
= absolute attenuation – reference value + offset
value.
c) In XB mode (dB), =
absolute attenuation + correction factor
(wavelength-specific) + offset value.
d) In XB mode (dBm), =
(absolute attenuation * –1) + input power
(wavelength-specific) + offset value.
Example(s) INP:RATT 15.355 DB
INP:RATT? Returns: 1.535500E+001
See Also :CONTrol[1..n]:MODE
:OUTPut[1..n]:APMode
:INPut[1..n]:ATTenuation?
:INPut[1..n]:OFFSet
:INPut[1..n]:RATTenuation
:INPut[1..n]:REFerence
:INPut[1..n]:RATTenuation?