Exfo FTB-7000 OTDR for FTB-200 v2 Manuel d'utilisateur Page 308

  • Télécharger
  • Ajouter à mon manuel
  • Imprimer
  • Page
    / 339
  • Table des matières
  • DEPANNAGE
  • MARQUE LIVRES
  • Noté. / 5. Basé sur avis des utilisateurs
Vue de la page 307
Technical Specifications
294 FTB-7000 Series
All specifications valid at 23 °C ± 2 °C with an FC/PC connector, unless otherwise specified.
TECHNICAL SPECIFICATIONS
Model
a
FTB-7500E
Wavelengths (nm)
b
1310 ± 20/1550 ± 20/1625 ± 10
Dynamic range at 20
+s (dB)
c
45/45/45
Event dead zone (m)
d
0.8
Attenuation dead zone (m)
d
4/4.5/4.5
Distance range (km) 1.25, 2.5, 5, 10, 20, 40, 80, 160, 260, 400
Pulse width (ns) 5, 10, 30, 50, 100, 275, 500, 1000, 2500, 10 000, 20 000
Linearity (dB/dB)
b
± 0.03
Loss threshold (dB) 0.01
Loss resolution (dB) 0.001
Sampling resolution (m) 0.04 to 5
Sampling points Up to 256 000
Distance uncertainty (m)
e
± (0.75 + 0.001 % x distance + sampling resolution)
Measurement time User-defined (5 sec. minimum to 60 min. maximum)
Typical real-time refresh (Hz) 4
Stable source output power (dBm)
f
–1 (7400E-0023B)
Visual fault locator (optional)
b
Laser, 650 nm ± 10 nm
CW, P
out
in 62.5/125 μm: 1.5 dBm (1.4 mW)
Notes
a. For complete details on all available configurations, refer to the Ordering Information section.
b. Typical.
c. Typical dynamic range with a three-minute averaging at SNR = 1. Typical dynamic range at 1550 nm for the FTB-7500E-0023B configuration is 2 dB lower.
d. Typical dead zone of singlemode modules for reflectance below –45 dB, using a 5 ns pulse.
e. Does not include uncertainty due to fiber index.
f. Typical output power value at 1550 nm.
Vue de la page 307
1 2 ... 303 304 305 306 307 308 309 310 311 312 313 ... 338 339

Commentaires sur ces manuels

Pas de commentaire