Exfo FTB-7000 OTDR for FTB-200 v2 Instrukcja Użytkownika Strona 347

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OTDR 333
A Technische Daten
WICHTIG
Änderungen an den nachstehenden technischen Daten sind ohne
Vorankündigung möglich. Die in diesem Kapitel enthaltenen
Informationen dienen nur zur Referenz. Die aktuellen technischen
Daten dieses Produkts finden Sie auf der Website von EXFO unter
www.exfo.com.
SPECIFICATIONS
All specifications below apply to the FTB-7200D-12CD-23B multimode (MM)/singlemode (SM) model and the FTB-7200D-12CD multimode-only version.
Model Wavelength (nm)
a
Dynamic range
b, c
(dB) Event dead zone
d
(m) Attenuation dead zone
d
(m)
FTB-7200D-12CD 850 ± 20/1300 ± 20 27/26 1/1 3/4
FTB-7200D-12CD-23B 1310 ± 20/1550 ± 20 36/34 1/1 4.5/5
Distance range (km) Multimode: 0.1, 0.3, 0.5, 1.3, 2.5, 5, 10, 20, 40
Singlemode: 1.3, 2.5, 5, 10, 20, 40, 80, 160, 260
Pulse width (ns) Multimode: 5, 10, 30, 100, 275, 1000
Singlemode: 5, 10, 30, 100, 275, 1000, 2500, 10 000, 20 000
Launch conditions
e
Class CPR 1 or 2
Linearity (dB/dB) ±0.03
Loss threshold (dB) 0.01
Loss resolution (dB) 0.001
Sampling resolution (m) Multimode: 0.04 to 2.5
Singlemode: 0.04 to 5
Sampling points Up to 128 000
Distance uncertainty
f
(m) ± (0.75 + 0.0025 % x distance + sampling resolution)
Measurement time User-defined (60 min maximum)
Typical real-time refresh (Hz) 3
Stable source output power
g
(dBm) –1.5 (1300 nm), 7 (1550 nm)
Visual fault locator (optional) Laser, 650 nm ± 10 nm
CW, typical P
out
in 62.5/125 μm: 3 dBm (2 mW)
NOTES
a. Typical.
b. Typical dynamic range with longest pulse and three-minute
averaging at SNR = 1.
c. Multimode dynamic range is specified for 62.5
μm fiber;a3dB
reduction is seen when testing 50
μm fiber.
d. Typical dead zone for multimode reflectance below –35 dB and
singlemode reflectance below –45 dB, usinga5nspulse.
e. For multimode port, controlled launch conditions allow 50
μm
and 62.5
μm multimode fiber testing.
f. Does not include uncertainty due to fiber index.
g. Typical output power is given at 1300 nm for multimode output
and 1550 nm for singlemode output.
SING LE MODE OTDR M ODU LE SPECIFICATIONS
Model
h
Wavelength
i
(nm) Dynamic Event Attenuation
range at 20 μs
j
(dB) dead zone
k
(m) dead zone
k
(m)
FTB-7200D-XXX 1310 ± 20/1550 ± 20 36/34 1 4.5/5
FTB-7300E-XXX-XX
o
1310 ± 20/1490 ± 10/1550 ± 20/1625 ± 10/1650 ± 5 39/35/37/39/37
n
0.8 4/4.5/4.5/4.5/4.5
FTB-7400E-XXXX 1310 ± 20/1383 ± 1/1550 ± 20/1625 ± 10 42/40/41/41 0.8 4/4/4.5/4.5
FTB-7500E-XX
l
1310 ± 20/1550 ± 20/1625 ± 10 45/45/45 0.8 4/4.5/4.5
FTB-7600E-XX 1310 ± 20/1550 ± 20/1625 ± 10 50/50/48
m
1/1.5/1 5/5/5
NOTES
h. For complete details on all available configurations, refer to the Ordering Information section.
i. Typical.
j. Typical dynamic range with a three-minute averaging at SNR = 1.
k. Typical dead zone of singlemode modules for reflectance below –45 dB, using a 5 ns pulse.
l. Typical dynamic range at 1550 nm for the FTB-7500E-0023B configuration is 2 dB lower.
m. With NZDS fiber (G.655).
n. Non-SM Live 1625 nm dynamic range is 37 dB.
o. SM Live port built in filter’s bandpass: 1625 nm ± 15 nm/1650 nm±5nm.
All specifications valid at 23 °C±2°Cwith an FC/PC connector, unless otherwise specified.
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