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Technical Specifications

178 OTDR

FTB-7300E

TECHNICAL SPECIFICATIONS

Model

FTB-7300E

Wavelength (nm)

1310 ± 20/1490 ± 15/1550 ± 20/1625 ± 10/1650 ± 7

Dynamic range at 20 +s (dB)

39/38/37/39

/37

Event dead zone (m)

0.8

Attenuation dead zone (m)

4/4.5/4.5/4.5/4.5

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)

± 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)

± (0.75 + 0.001 % x distance + sampling resolution)

Measurement time User-defined (60 min. maximum)

Typical real-time refresh (Hz) 4

Stable source output power (dBm)

–2.5

Reflectance (dB)

± 2

For complete details on all available configurations, refer to the Ordering Information section.

Notes

a. SM Live port built in filter’s bandpass 1625 nm ± 15 nm/1650 nm ± 7 nm.

b. Typical.

c. Typical dynamic range with a three-minute averaging at SNR = 1.

d. Non-SM Live 1625 nm dynamic range is 37 dB.

e. Typical dead zone of singlemode modules for reflectance below –45 dB, using a 5 ns pulse.

f. Does not include uncertainty due to fiber index.

g. Typical output power value at 1550 nm.

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Exfo OTDR 2 Manual do Utilizador Página 186