EXFO FTB-7000 OTDR for FTB-200 v2 - Инструкция (Страница 352)

Технические характеристики
338 Серия FTB-7000
GENERAL SPECIFICATIONS
7200D 7300E-B/7400E-B/7500E-B/7600E-B
Distance range (km) 1.25, 2.5, 5, 10, 20, 40, 80, 160, 260 1.25, 2.5, 5, 10, 20, 40, 80, 160, 260, 400
Pulse width (ns) r 5, 10, 30, 100, 275, 1000, 2500, 5, 10, 30, 100, 275, 1000, 2500,
10 000, 20 000 10 000, 20 000
Linearity (dB/dB) ±0.03 ±0.03
Loss threshold (dB) 0.01 0.01
Loss resolution (dB) 0.001 0.001
Sampling resolution (m) 0.04 to 5 0.04 to 5
Sampling points Up to 128 000 Up to 256 000
Distance uncertainty p (m) ± (0.75 + 0.0025 % x distance + sampling resolution) ±( 0.75 m + 0.001 % x distance + sampling resolution)
Measurement time User-defined (60 min maximum) User-defined (5 sec minimum to 60 min maximum)
Typical real-time refresh (Hz) 3 4
Stable source output power q (dBm) –7 (7200D) –2.5 (7300E), –4.5 (7400E-0023B), 1 (7500E-0034B), 5 (7600E-0023B)
Visual fault locator (optional) Laser, 650 nm ± 10 nm Laser, 650 nm ± 10 nm
CW, typical P
out
in 62.5/125 μm: 3 dBm (2 mW) CW, typical P
out
in 62.5/125 μ m : 3 dBm (2 mW)
NOTES
p. Does not include uncertainty due to fiber index.
q. Typical output power value at 1550 nm.
r. FTB-7300E models include a 50 ns and 500 ns pulse width.