
Operating the IQS-3150
Variable Attenuator 53
Using the Shutter
Using the Shutter
The shutter is used to let light through the input or block it.
To use the shutter:
1. Click the Instrument function tab.
2. Under Shutter, click the switch to open or close the shutter.
CAUTION
Using the shutter continuously, at a rate of one cycle per three
seconds, may damage the instrument permanently or seriously
reduce its life cycle.
IMPORTANT
Using the Shutter LED push button on the module front panel to
close the shutter disables the software shutter controls. You must
press the push button again to unlock the software controls. The
lock status is indicated by a padlock on the data display.
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