EXFO IQS-1700 High Performance Power Meter for IQS-500/600 - Manual (Page 60)

Measuring Power
52 IQS-1700
Averaging Measurements
Note: When measurement conditions change, the number of the acquisition is
reset to zero in order to start a new averaging measurement with the new
settings.
To select the number of samples for averaging, whether you are in the
Instrument function tab or the Channels tab of the Settings function tab,
use the arrow buttons to change the value in the Average (in the Settings
function tab) or Averaging (in the Instrument function tab) lists.
If you are setting the average value in the Instrument function tab, you
must first press the Averaging button to activate the list.
To toggle between averaged and unaveraged power
measurement:
1. If necessary, select the desired channel from the Instrument function
tab.
2. Click the Averaging button to activate or deactivate it.
Average /Averaging lists