Exfo FTB-7000 OTDR Series for FTB-500 Manuel d'utilisateur Page 478

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Vue de la page 477
Index
464 OTDR
template trace appearance .................. 102
testing ................................................... 93
working with traces............................... 96
Template OTDR. see Template mode
template trace appearance........................ 102
test wavelength, forced selection.......... 61, 67
testing
Advanced mode..................................... 63
Auto mode ............................................ 57
Template mode ..................................... 93
theory, OTDR................................................. 7
thresholds
analysis detection ........................ 153, 167
connector loss ....................................... 78
detection ............................................. 245
end-of-fiber detection ......... 153, 167, 243
fault notification.................................... 79
fiber-section attenuation ....................... 78
ORL........................................................ 78
pass, fail, warning ............................... 114
pass/fail message................................... 79
reflectance............................................. 78
reflectance detection ... 153, 155, 167, 245
setting pass/fail.................................78–79
span length ........................................... 78
span loss................................................ 78
splice loss .............................................. 78
splice loss detection..... 153, 155, 167, 245
trace analysis ......................................... 78
Time dial
auto-time mode..................................... 72
custom-time mode .............................. 120
time in Trace Info. tab....................... 154, 244
time mode
auto....................................................... 72
real time ................................................ 92
time, custom values .................................. 120
timer ........................................................... 23
tolerance
in Bidir. Info. tab.................................. 244
setting interval for events .................... 243
total loss in Trace Info. tab........................ 154
trace
accuracy................................................. 74
acquisition in Advanced mode............... 63
acquisition in Auto mode....................... 59
acquisition in Template mode................ 99
analysis ................................................ 170
analysis detection thresholds153, 167, 243
autonaming ........................................... 50
changing default name.......................... 50
compatibility between ToolBox versions204
editing buttons .................................... 134
export formats ..................................... 199
opening file.......................................... 179
pass/fail analysis threshold..................... 78
processing.............................................. 96
re-analyzing ......................................... 170
stopping the acquisition .................. 57, 64
storage, in different formats................ 199
trace display
behavior on zoom................................ 137
clearing traces...................................... 149
description........................................... 130
mode, complete trace.......................... 146
mode, markers..................................... 146
mode, optimum................................... 146
parameters........................................... 140
trace formats
ASCII .................................................... 199
FTB-300................................................ 199
Telcordia ...................... 196, 199, 208, 211
trace formats, native ................................. 199
Trace Info. tab
average loss ......................................... 154
average splice loss ............................... 244
Backscatter................................... 155, 245
default tolerance (Bidir. Info.) .............. 244
displaying traces .................................. 147
end-of-fiber threshold.................. 155, 245
fiber type used..................................... 154
Helix factor .................................. 155, 245
hiding traces ........................................ 147
IOR............................................... 155, 245
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