AFL FlexTester FLX380-103 Snelle referentiehandleiding - Pagina 5
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Test Settings: General OTDR Test Modes
Setup
Parameter
Full Auto
Wavelength User selects single or multiple wavelength(s) at which to test.
Auto Setup
N/A
(not applicable)
Range
N/A: automatic
Pulse width N/A: automatic,
based on auto-
detected range
Averaging
Resolution
N/A: automatic
Range: When setting manually, select
[Range], which is at least 20% longer than
the fiber under test.
Pulse width [Pulse]: Select wider pulse
widths to obtain cleaner traces (less noisy).
Select narrower pulse widths to detect
events which are close together (better
resolution).
General-Purpose OTDR Test Mode
Real Time
[Off]: User sets all parameters manually.
[By Range]: User sets [Range] & [Resolution], [Pulse
width] & [Averaging] selected automatically.
User sets OTDR scan range.
Automatic if [Auto Setup] parameter is set to [By
Range] option.
User-set if [Auto Setup] parameter is set to option [Off].
N/A: 1 second
Automatic if [Auto Setup] is set to [By
Range].
updates
User-set if [Auto Setup] is set to [Off].
User-set [High] or [Normal].
Averaging Time [Averaging]: Longer
averaging times produce cleaner traces.
Resolution: [High] resolution provides
close data spacing for more precise event
location and better detection of closely
spaced events. [Normal] resolution uses
more filtering to provide a cleaner trace,
but with lower resolution.
5
Expert