Inhaltsverzeichnis
Werbung
A
Technische Daten
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 EXFO-Website unter
www.exfo.com.
All specifications valid at 23 °C ± 2 °C with an FC/PC connector, unless otherwise specified.
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
FTB-7200D-12CD
FTB-7200D-12CD-23B
Distance range (km)
Pulse width (ns)
e
Launch conditions
Linearity (dB/dB)
Loss threshold (dB)
Loss resolution (dB)
Sampling resolution (m)
Sampling points
f
Distance uncertainty
(m)
Measurement time
Typical real-time refresh (Hz)
Stable source output power
g
(dBm)
Visual fault locator (optional)
SINGLEMODE OTDR MODULE SPECIFICATIONS
Model
h
Wavelength
FTB-7200D-XXX
1310 ± 20/1550 ± 20
FTB-7300E-XXX-XX
o
1310 ± 20/1490 ± 10/1550 ± 20/1625 ± 10/1650 ± 5
FTB-7400E-XXXX
1310 ± 20/1383 ± 1/1550 ± 20/1625 ± 10
l
FTB-7500E-XX
1310 ± 20/1550 ± 20/1625 ± 10
FTB-7600E-XX
1310 ± 20/1550 ± 20/1625 ± 10
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 ± 5 nm.
OTDR
a
Wavelength (nm)
Dynamic range
850 ± 20/1300 ± 20
27/26
1310 ± 20/1550 ± 20
36/34
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
Multimode: 5, 10, 30, 100, 275, 1000
Singlemode: 5, 10, 30, 100, 275, 1000, 2500, 10 000, 20 000
Class CPR 1 or 2
±0.03
0.01
0.001
Multimode: 0.04 to 2.5
Singlemode: 0.04 to 5
Up to 128 000
± (0.75 + 0.0025 % x distance + sampling resolution)
User-defined (60 min maximum)
3
–1.5 (1300 nm), –7 (1550 nm)
Laser, 650 nm ± 10 nm
CW, typical P
in 62.5/125 μm: 3 dBm (2 mW)
out
i
(nm)
W
ICHTIG
b, c
(dB)
Event dead zone
1/1
1/1
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
reduction is seen when testing 50
d. Typical dead zone for multimode reflectance below –35 dB and
singlemode reflectance below –45 dB, using a 5 ns pulse.
e. For multimode port, controlled launch conditions allow 50
and 62.5
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.
Dynamic
Event
range at 20 μs
j
(dB)
dead zone
36/34
1
39/35/37/39/37
n
0.8
42/40/41/41
0.8
45/45/45
0.8
m
50/50/48
1/1.5/1
d
d
(m)
Attenuation dead zone
3/4
4.5/5
μ
m fiber; a 3 dB
μ
m fiber.
μ
m multimode fiber testing.
Attenuation
k
(m)
dead zone
k
(m)
4.5/5
4/4.5/4.5/4.5/4.5
4/4/4.5/4.5
4/4.5/4.5
5/5/5
(m)
μ
m
305
Werbung
Inhaltsverzeichnis
