EXFO IQS-1500 Power Meters for IQS-500/600 - Manual (Page 51)

Performing Acquisitions
Power Meters 43
Selecting the Acquisition Mode
Setting Up Delayed Acquisition Delay
Delayed acquisition starts at a specified time after you start the process,
and continues for the time you have previously specified if you have
selected a combination of Timed and Delayed acquisition types.
To set a delay for your acquisition:
1. From the Data Acquisition tab, locate Delay.
2. Click inside the corresponding edit box and enter the value using the
numeric box, or use the arrow buttons to adjust the value.
If you are using the numeric box, enter the value in seconds
(for example, 120 seconds if you want to enter two minutes).