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27
OCC-CWDM-301-18
End Threshold Configuration
This threshold is the end threshold of optic fiber. If the end threshold equals 3.0dB, then the first event with
insertion loss GE 3dB will be considered as the end of the optic fiber. If the value is set to 0dB, there will be no
end threshold.
Under parameter configuration, use [
▲] and [▼] to highlight “End threshold”; press [Enter] to enter, as shown in
Figure 3-21. Press [
] to exit.
Figure 3-21. End Threshold Configuration
Use [
◄] and [►] to adjust the position of highlights; use [▲] and [▼] to change the digits. After setting, press
[Enter] to confirm.
Note
The default setting is 3.00dB
Delete File
This function is designed to delete saved traces.
Under parameter configuration, use [
▲] and [▼] to highlight “Delete file”; press [Enter] to enter, as shown in
Figure 3-22. Press [
] to exit.
Figure 3-22. Delete File
30 s
80 km
1.4666
2500 ns
1550 nm
A ve. T i m e:
Ra nge :
IO R :
P ul s e w i dt h:
W a ve l e ngt h:
8 K m/ D i v 3.50 dB/ D i v
t ra c e1.t rc
15 :20
3 .00dB
0
B
A
30s
80 km
2500 ns
R a n g e
W a v e l e n g t h
1550 nm
P u l s e W i d t h
A ut o
A v g . T i m e
30s
I O R
1.4666
N r e f l . T h r e .
0.20 dB
R e f l . T h r e .
-52 .00dB
E n d T h r e.
S c a t . C o e f .
-52 .1dB
A v e r a g i n g
M e a s . M o d e
A ut o
3 .00 dB
0
V F L
O f f
L e n g t h U n i t s M e t e r [ m ]
30 s
80 km
1.4666
2 .5us
1550 nm
A vg .T i m e:
R a nge :
IO R :
P ul s e W i dt h:
W a ve l e ngt h:
8K m /D i v 3.50 dB/ D i v
t ra c e1.t rc
15 :20
S e l e c t f i l e : 1 1 8 / 3 0 0
T ra c e001
T ra c e002
T ra c e003
T ra c e004
T ra c e005
C a n c e l
O p e n
T ra c e006
T ra c e007
T ra c e008
27 -M a y- 2005 10 : 30
Ra nge :
80 km
P w i dt h:
2.5us
W a ve l e n.:
1550 nm
B
A